334403408 has 20 divisors (see below), whose sum is σ = 670249140. Its totient is φ = 161435904.

The previous prime is 334403393. The next prime is 334403411. The reversal of 334403408 is 804304433.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 215854864 + 118548544 = 14692^2 + 10888^2 .

It is a super-2 number, since 2×334403408² = 223651278564028928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 359885 + ... + 360812.

It is an arithmetic number, because the mean of its divisors is an integer number (33512457).

Almost surely, 2^334403408 is an apocalyptic number.

It is an amenable number.

334403408 is an abundant number, since it is smaller than the sum of its proper divisors (335845732).

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

334403408 is a wasteful number, since it uses less digits than its factorization.

334403408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720734 (or 720728 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 334403408 is about 18286.7003037727. The cubic root of 334403408 is about 694.1024301580.

The spelling of 334403408 in words is "three hundred thirty-four million, four hundred three thousand, four hundred eight".