32197542 has 48 divisors (see below), whose sum is σ = 70597008. Its totient is φ = 9784320.

The previous prime is 32197513. The next prime is 32197567. The reversal of 32197542 is 24579123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114442 + ... + 114722.

It is an arithmetic number, because the mean of its divisors is an integer number (1470771).

Almost surely, 2^32197542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32197542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35298504).

32197542 is an abundant number, since it is smaller than the sum of its proper divisors (38399466).

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

32197542 is a wasteful number, since it uses less digits than its factorization.

32197542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 412 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 32197542 is about 5674.2877967195. The cubic root of 32197542 is about 318.1321589835.

The spelling of 32197542 in words is "thirty-two million, one hundred ninety-seven thousand, five hundred forty-two".