353400404 has 24 divisors (see below), whose sum is σ = 707443968. Its totient is φ = 151319520.

The previous prime is 353400401. The next prime is 353400419. The reversal of 353400404 is 404004353.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 353400404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353400401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29342 + ... + 39594.

It is an arithmetic number, because the mean of its divisors is an integer number (29476832).

Almost surely, 2^353400404 is an apocalyptic number.

It is an amenable number.

353400404 is an abundant number, since it is smaller than the sum of its proper divisors (354043564).

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

353400404 is a wasteful number, since it uses less digits than its factorization.

353400404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11495 (or 11493 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 353400404 is about 18798.9468853976. The cubic root of 353400404 is about 707.0047754099.

Adding to 353400404 its reverse (404004353), we get a palindrome (757404757).

The spelling of 353400404 in words is "three hundred fifty-three million, four hundred thousand, four hundred four".