156909364 has 6 divisors (see below), whose sum is σ = 274591394. Its totient is φ = 78454680.

The previous prime is 156909329. The next prime is 156909373. The reversal of 156909364 is 463909651.

It can be written as a sum of positive squares in only one way, i.e., 146216464 + 10692900 = 12092^2 + 3270^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 156909364.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19613667 + ... + 19613674.

Almost surely, 2^156909364 is an apocalyptic number.

It is an amenable number.

156909364 is a deficient number, since it is larger than the sum of its proper divisors (117682030).

156909364 is a wasteful number, since it uses less digits than its factorization.

156909364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39227345 (or 39227343 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 156909364 is about 12526.3467938581. The cubic root of 156909364 is about 539.3652395107.

The spelling of 156909364 in words is "one hundred fifty-six million, nine hundred nine thousand, three hundred sixty-four".