354023690 has 16 divisors (see below), whose sum is σ = 638627328. Its totient is φ = 141301776.

The previous prime is 354023671. The next prime is 354023699. The reversal of 354023690 is 96320453.

354023690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×354023690² = 250665546162432200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (354023699) 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, 33602 + ... + 42861.

It is an arithmetic number, because the mean of its divisors is an integer number (39914208).

Almost surely, 2^354023690 is an apocalyptic number.

354023690 is a deficient number, since it is larger than the sum of its proper divisors (284603638).

354023690 is a wasteful number, since it uses less digits than its factorization.

354023690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76933.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 354023690 is about 18815.5172663416. The cubic root of 354023690 is about 707.4201752057.

The spelling of 354023690 in words is "three hundred fifty-four million, twenty-three thousand, six hundred ninety".