32528994 has 16 divisors (see below), whose sum is σ = 66816768. Its totient is φ = 10549872.

The previous prime is 32528959. The next prime is 32528999. The reversal of 32528994 is 49982523.

It is not an unprimeable number, because it can be changed into a prime (32528999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73042 + ... + 73485.

It is an arithmetic number, because the mean of its divisors is an integer number (4176048).

Almost surely, 2^32528994 is an apocalyptic number.

32528994 is an abundant number, since it is smaller than the sum of its proper divisors (34287774).

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

32528994 is a wasteful number, since it uses less digits than its factorization.

32528994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146569.

The product of its digits is 155520, while the sum is 42.

The square root of 32528994 is about 5703.4195006154. The cubic root of 32528994 is about 319.2200863925.

It can be divided in two parts, 3252 and 8994, that added together give a triangular number (12246 = T₁₅₆).

The spelling of 32528994 in words is "thirty-two million, five hundred twenty-eight thousand, nine hundred ninety-four".