32115480 has 32 divisors (see below), whose sum is σ = 96346800. Its totient is φ = 8564096.

The previous prime is 32115469. The next prime is 32115481. The reversal of 32115480 is 8451123.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 32115480.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32115481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133695 + ... + 133934.

Almost surely, 2^32115480 is an apocalyptic number.

32115480 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32115480 is an abundant number, since it is smaller than the sum of its proper divisors (64231320).

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

32115480 is a wasteful number, since it uses less digits than its factorization.

32115480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267643 (or 267639 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 32115480 is about 5667.0521437516. The cubic root of 32115480 is about 317.8616541523.

The spelling of 32115480 in words is "thirty-two million, one hundred fifteen thousand, four hundred eighty".