354907972 has 12 divisors (see below), whose sum is σ = 636237756. Its totient is φ = 173125760.

The previous prime is 354907967. The next prime is 354907991. The reversal of 354907972 is 279709453.

It can be written as a sum of positive squares in 2 ways, for example, as 81468676 + 273439296 = 9026^2 + 16536^2 .

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, 1081873 + ... + 1082200.

It is an arithmetic number, because the mean of its divisors is an integer number (53019813).

Almost surely, 2^354907972 is an apocalyptic number.

It is an amenable number.

354907972 is a deficient number, since it is larger than the sum of its proper divisors (281329784).

354907972 is a wasteful number, since it uses less digits than its factorization.

354907972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164118 (or 2164116 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 354907972 is about 18839.0013535750. The cubic root of 354907972 is about 708.0086846052.

The spelling of 354907972 in words is "three hundred fifty-four million, nine hundred seven thousand, nine hundred seventy-two".