32506772 has 12 divisors (see below), whose sum is σ = 56972916. Its totient is φ = 16228800.

The previous prime is 32506769. The next prime is 32506783. The reversal of 32506772 is 27760523.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 29637136 + 2869636 = 5444^2 + 1694^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2993 + ... + 8600.

It is an arithmetic number, because the mean of its divisors is an integer number (4747743).

Almost surely, 2^32506772 is an apocalyptic number.

It is an amenable number.

32506772 is a deficient number, since it is larger than the sum of its proper divisors (24466144).

32506772 is a wasteful number, since it uses less digits than its factorization.

32506772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12298 (or 12296 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 32506772 is about 5701.4710382497. The cubic root of 32506772 is about 319.1473786955.

The spelling of 32506772 in words is "thirty-two million, five hundred six thousand, seven hundred seventy-two".