354291956 has 12 divisors (see below), whose sum is σ = 641390820. Its totient is φ = 171037440.

The previous prime is 354291943. The next prime is 354291967. The reversal of 354291956 is 659192453.

It can be written as a sum of positive squares in 2 ways, for example, as 291248356 + 63043600 = 17066^2 + 7940^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1527005 + ... + 1527236.

It is an arithmetic number, because the mean of its divisors is an integer number (53449235).

Almost surely, 2^354291956 is an apocalyptic number.

It is an amenable number.

354291956 is a deficient number, since it is larger than the sum of its proper divisors (287098864).

354291956 is a wasteful number, since it uses less digits than its factorization.

354291956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054274 (or 3054272 counting only the distinct ones).

The product of its digits is 291600, while the sum is 44.

The square root of 354291956 is about 18822.6447663446. The cubic root of 354291956 is about 707.5988156668.

The spelling of 354291956 in words is "three hundred fifty-four million, two hundred ninety-one thousand, nine hundred fifty-six".