334000020 has 144 divisors (see below), whose sum is σ = 1036808640. Its totient is φ = 80053248.

The previous prime is 334000019. The next prime is 334000021. The reversal of 334000020 is 20000433.

It is an interprime number because it is at equal distance from previous prime (334000019) and next prime (334000021).

It is a super-2 number, since 2×334000020² = 223112026720000800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (334000021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 539271 + ... + 539889.

It is an arithmetic number, because the mean of its divisors is an integer number (7200060).

Almost surely, 2^334000020 is an apocalyptic number.

334000020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 334000020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (518404320).

334000020 is an abundant number, since it is smaller than the sum of its proper divisors (702808620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

334000020 is a wasteful number, since it uses less digits than its factorization.

334000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 334000020 is about 18275.6674296727. The cubic root of 334000020 is about 693.8232212303.

Adding to 334000020 its reverse (20000433), we get a palindrome (354000453).

The spelling of 334000020 in words is "three hundred thirty-four million, twenty", and thus it is an aban number.