32198256 has 80 divisors (see below), whose sum is σ = 93778720. Its totient is φ = 10575360.

The previous prime is 32198237. The next prime is 32198269. The reversal of 32198256 is 65289123.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 32198256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31026 + ... + 32046.

It is an arithmetic number, because the mean of its divisors is an integer number (1172234).

Almost surely, 2^32198256 is an apocalyptic number.

32198256 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32198256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46889360).

32198256 is an abundant number, since it is smaller than the sum of its proper divisors (61580464).

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

32198256 is a wasteful number, since it uses less digits than its factorization.

32198256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111 (or 1099 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 32198256 is about 5674.3507117555. The cubic root of 32198256 is about 318.1345105572.

The spelling of 32198256 in words is "thirty-two million, one hundred ninety-eight thousand, two hundred fifty-six".