354400252 has 12 divisors (see below), whose sum is σ = 629457640. Its totient is φ = 174555216.

The previous prime is 354400243. The next prime is 354400253. The reversal of 354400252 is 252004453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354400253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660927 + ... + 661462.

Almost surely, 2^354400252 is an apocalyptic number.

It is an amenable number.

354400252 is a deficient number, since it is larger than the sum of its proper divisors (275057388).

354400252 is a wasteful number, since it uses less digits than its factorization.

354400252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322460 (or 1322458 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 354400252 is about 18825.5212942431. The cubic root of 354400252 is about 707.6709052844.

The spelling of 354400252 in words is "three hundred fifty-four million, four hundred thousand, two hundred fifty-two".