334690020 has 144 divisors (see below), whose sum is σ = 1210809600. Its totient is φ = 73168128.

The previous prime is 334690009. The next prime is 334690021. The reversal of 334690020 is 20096433.

It is a super-2 number, since 2×334690020² = 224034818975200800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (334690021) 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, 23206 + ... + 34754.

It is an arithmetic number, because the mean of its divisors is an integer number (8408400).

Almost surely, 2^334690020 is an apocalyptic number.

334690020 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 334690020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605404800).

334690020 is an abundant number, since it is smaller than the sum of its proper divisors (876119580).

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

334690020 is a wasteful number, since it uses less digits than its factorization.

334690020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11594 (or 11589 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 334690020 is about 18294.5352496312. The cubic root of 334690020 is about 694.3006750247.

The spelling of 334690020 in words is "three hundred thirty-four million, six hundred ninety thousand, twenty".