354818428 has 12 divisors (see below), whose sum is σ = 636077232. Its totient is φ = 173082080.

The previous prime is 354818383. The next prime is 354818461. The reversal of 354818428 is 824818453.

It is a happy number.

It is a super-2 number, since 2×354818428² = 251792233696782368, which contains 22 as substring.

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, 1081600 + ... + 1081927.

It is an arithmetic number, because the mean of its divisors is an integer number (53006436).

Almost surely, 2^354818428 is an apocalyptic number.

It is an amenable number.

354818428 is a deficient number, since it is larger than the sum of its proper divisors (281258804).

354818428 is a wasteful number, since it uses less digits than its factorization.

354818428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163572 (or 2163570 counting only the distinct ones).

The product of its digits is 245760, while the sum is 43.

The square root of 354818428 is about 18836.6246445588. The cubic root of 354818428 is about 707.9491355885.

The spelling of 354818428 in words is "three hundred fifty-four million, eight hundred eighteen thousand, four hundred twenty-eight".