97156 has 12 divisors (see below), whose sum is σ = 172368. Its totient is φ = 47912.

The previous prime is 97151. The next prime is 97157. The reversal of 97156 is 65179.

97156 = T₂₅₃ + T₂₅₄ + T₂₅₅.

It is a happy number.

97156 is nontrivially palindromic in base 12.

It is not an unprimeable number, because it can be changed into a prime (97151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315 + ... + 541.

It is an arithmetic number, because the mean of its divisors is an integer number (14364).

2⁹⁷¹⁵⁶ is an apocalyptic number.

97156 is the 255-th centered triangular number.

It is an amenable number.

97156 is a deficient number, since it is larger than the sum of its proper divisors (75212).

97156 is a wasteful number, since it uses less digits than its factorization.

97156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 336 counting only the distinct ones).

The product of its digits is 1890, while the sum is 28.

The square root of 97156 is about 311.6985723419. The cubic root of 97156 is about 45.9716271156.

Subtracting from 97156 its product of digits (1890), we obtain a triangular number (95266 = T₄₃₆).

It can be divided in two parts, 97 and 156, that added together give a triangular number (253 = T₂₂).

The spelling of 97156 in words is "ninety-seven thousand, one hundred fifty-six".