32475990 has 16 divisors (see below), whose sum is σ = 77942448. Its totient is φ = 8660256.

The previous prime is 32475979. The next prime is 32476007. The reversal of 32475990 is 9957423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541237 + ... + 541296.

It is an arithmetic number, because the mean of its divisors is an integer number (4871403).

Almost surely, 2^32475990 is an apocalyptic number.

32475990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32475990 is an abundant number, since it is smaller than the sum of its proper divisors (45466458).

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

32475990 is a wasteful number, since it uses less digits than its factorization.

32475990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082543.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 32475990 is about 5698.7709201195. The cubic root of 32475990 is about 319.0466089527.

The spelling of 32475990 in words is "thirty-two million, four hundred seventy-five thousand, nine hundred ninety".