354421700 has 18 divisors (see below), whose sum is σ = 769095306. Its totient is φ = 141768640.

The previous prime is 354421699. The next prime is 354421709. The reversal of 354421700 is 7124453.

It can be written as a sum of positive squares in 3 ways, for example, as 22963264 + 331458436 = 4792^2 + 18206^2 .

It is a super-2 number, since 2×354421700² = 251229482861780000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 354421700.

It is not an unprimeable number, because it can be changed into a prime (354421709) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1772009 + ... + 1772208.

It is an arithmetic number, because the mean of its divisors is an integer number (42727517).

Almost surely, 2^354421700 is an apocalyptic number.

It is an amenable number.

354421700 is an abundant number, since it is smaller than the sum of its proper divisors (414673606).

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

354421700 is a wasteful number, since it uses less digits than its factorization.

354421700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3544231 (or 3544224 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 354421700 is about 18826.0909378447. The cubic root of 354421700 is about 707.6851808756.

The spelling of 354421700 in words is "three hundred fifty-four million, four hundred twenty-one thousand, seven hundred".