87282538 has 16 divisors (see below), whose sum is σ = 149751360. Its totient is φ = 37375776.

The previous prime is 87282529. The next prime is 87282541. The reversal of 87282538 is 83528278.

It is a junction number, because it is equal to n+sod(n) for n = 87282494 and 87282503.

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, 25153 + ... + 28411.

It is an arithmetic number, because the mean of its divisors is an integer number (9359460).

Almost surely, 2^87282538 is an apocalyptic number.

87282538 is a deficient number, since it is larger than the sum of its proper divisors (62468822).

87282538 is a wasteful number, since it uses less digits than its factorization.

87282538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5181.

The product of its digits is 215040, while the sum is 43.

The square root of 87282538 is about 9342.5124029888. The cubic root of 87282538 is about 443.5839140935.

The spelling of 87282538 in words is "eighty-seven million, two hundred eighty-two thousand, five hundred thirty-eight".