354345402 has 16 divisors (see below), whose sum is σ = 745990560. Its totient is φ = 111898512.

The previous prime is 354345323. The next prime is 354345419. The reversal of 354345402 is 204543453.

It is a self number, because there is not a number n which added to its sum of digits gives 354345402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554033 + ... + 1554260.

It is an arithmetic number, because the mean of its divisors is an integer number (46624410).

Almost surely, 2^354345402 is an apocalyptic number.

354345402 is an abundant number, since it is smaller than the sum of its proper divisors (391645158).

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

354345402 is a wasteful number, since it uses less digits than its factorization.

354345402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3108317.

The product of its (nonzero) digits is 28800, while the sum is 30.

The square root of 354345402 is about 18824.0644389037. The cubic root of 354345402 is about 707.6343950095.

Adding to 354345402 its reverse (204543453), we get a palindrome (558888855).

The spelling of 354345402 in words is "three hundred fifty-four million, three hundred forty-five thousand, four hundred two".