156842968 has 16 divisors (see below), whose sum is σ = 296398080. Its totient is φ = 77803488.

The previous prime is 156842947. The next prime is 156842971. The reversal of 156842968 is 869248651.

It is a super-2 number, since 2×156842968² = 49199433222098048, which contains 22 as substring.

It is a congruent number.

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, 76171 + ... + 78202.

It is an arithmetic number, because the mean of its divisors is an integer number (18524880).

Almost surely, 2^156842968 is an apocalyptic number.

It is an amenable number.

156842968 is a deficient number, since it is larger than the sum of its proper divisors (139555112).

156842968 is a wasteful number, since it uses less digits than its factorization.

156842968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154506 (or 154502 counting only the distinct ones).

The product of its digits is 829440, while the sum is 49.

The square root of 156842968 is about 12523.6962594914. The cubic root of 156842968 is about 539.2891515366.

The spelling of 156842968 in words is "one hundred fifty-six million, eight hundred forty-two thousand, nine hundred sixty-eight".