32097156 has 216 divisors, whose sum is σ = 105144480. Its totient is φ = 7547904.

The previous prime is 32097097. The next prime is 32097187. The reversal of 32097156 is 65179023.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1689315 + ... + 1689333.

It is an arithmetic number, because the mean of its divisors is an integer number (486780).

Almost surely, 2^32097156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32097156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52572240).

32097156 is an abundant number, since it is smaller than the sum of its proper divisors (73047324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32097156 is a wasteful number, since it uses less digits than its factorization.

32097156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 32097156 is about 5665.4351995235. The cubic root of 32097156 is about 317.8011889700.

The spelling of 32097156 in words is "thirty-two million, ninety-seven thousand, one hundred fifty-six".