354156725 has 12 divisors (see below), whose sum is σ = 472935876. Its totient is φ = 261530880.

The previous prime is 354156701. The next prime is 354156743. The reversal of 354156725 is 527651453.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 25786084 + 328370641 = 5078^2 + 18121^2 .

It is not a de Polignac number, because 354156725 - 2¹⁸ = 353894581 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 544532 + ... + 545181.

It is an arithmetic number, because the mean of its divisors is an integer number (39411323).

Almost surely, 2^354156725 is an apocalyptic number.

It is an amenable number.

354156725 is a deficient number, since it is larger than the sum of its proper divisors (118779151).

354156725 is a wasteful number, since it uses less digits than its factorization.

354156725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089736 (or 1089731 counting only the distinct ones).

The product of its digits is 126000, while the sum is 38.

The square root of 354156725 is about 18819.0521812338. The cubic root of 354156725 is about 707.5087755449.

The spelling of 354156725 in words is "three hundred fifty-four million, one hundred fifty-six thousand, seven hundred twenty-five".