334440420 has 48 divisors (see below), whose sum is σ = 937241088. Its totient is φ = 89107200.

The previous prime is 334440419. The next prime is 334440461. The reversal of 334440420 is 24044433.

It is a happy number.

It is a super-2 number, since 2×334440420² = 223700789059552800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115632 + ... + 118488.

It is an arithmetic number, because the mean of its divisors is an integer number (19525856).

Almost surely, 2^334440420 is an apocalyptic number.

334440420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

334440420 is an abundant number, since it is smaller than the sum of its proper divisors (602800668).

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

334440420 is a wasteful number, since it uses less digits than its factorization.

334440420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4820 (or 4818 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 334440420 is about 18287.7122680777. The cubic root of 334440420 is about 694.1280371253.

Adding to 334440420 its reverse (24044433), we get a palindrome (358484853).

The spelling of 334440420 in words is "three hundred thirty-four million, four hundred forty thousand, four hundred twenty".