32540988 has 24 divisors (see below), whose sum is σ = 76683600. Its totient is φ = 10739200.

The previous prime is 32540983. The next prime is 32541011. The reversal of 32540988 is 88904523.

It is a happy number.

It is a super-2 number, since 2×32540988² = 2117831800032288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32540983) 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, 12213 + ... + 14636.

It is an arithmetic number, because the mean of its divisors is an integer number (3195150).

Almost surely, 2^32540988 is an apocalyptic number.

It is an amenable number.

32540988 is an abundant number, since it is smaller than the sum of its proper divisors (44142612).

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

32540988 is a wasteful number, since it uses less digits than its factorization.

32540988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26957 (or 26955 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 32540988 is about 5704.4708781797. The cubic root of 32540988 is about 319.2593155515.

The spelling of 32540988 in words is "thirty-two million, five hundred forty thousand, nine hundred eighty-eight".