87553542 has 16 divisors (see below), whose sum is σ = 175464000. Its totient is φ = 29125032.

The previous prime is 87553537. The next prime is 87553559. The reversal of 87553542 is 24535578.

It is a self number, because there is not a number n which added to its sum of digits gives 87553542.

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, 11628 + ... + 17615.

It is an arithmetic number, because the mean of its divisors is an integer number (10966500).

Almost surely, 2^87553542 is an apocalyptic number.

87553542 is an abundant number, since it is smaller than the sum of its proper divisors (87910458).

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

87553542 is a wasteful number, since it uses less digits than its factorization.

87553542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29747.

The product of its digits is 168000, while the sum is 39.

The square root of 87553542 is about 9357.0049695402. The cubic root of 87553542 is about 444.0425350858.

The spelling of 87553542 in words is "eighty-seven million, five hundred fifty-three thousand, five hundred forty-two".