8156492 has 12 divisors (see below), whose sum is σ = 14306376. Its totient is φ = 4068960.

The previous prime is 8156471. The next prime is 8156497. The reversal of 8156492 is 2946518.

It is not an unprimeable number, because it can be changed into a prime (8156497) by changing a digit.

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, 113 + ... + 4040.

It is an arithmetic number, because the mean of its divisors is an integer number (1192198).

Almost surely, 2^8156492 is an apocalyptic number.

It is an amenable number.

8156492 is a deficient number, since it is larger than the sum of its proper divisors (6149884).

8156492 is a wasteful number, since it uses less digits than its factorization.

8156492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4648 (or 4646 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The square root of 8156492 is about 2855.9572825937. The cubic root of 8156492 is about 201.2956878384.

The spelling of 8156492 in words is "eight million, one hundred fifty-six thousand, four hundred ninety-two".