87254522 has 16 divisors (see below), whose sum is σ = 137324544. Its totient is φ = 41526000.

The previous prime is 87254509. The next prime is 87254543. The reversal of 87254522 is 22545278.

It is a super-2 number, since 2×87254522² = 15226703218896968, which contains 22 as substring.

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, 7754 + ... + 15317.

It is an arithmetic number, because the mean of its divisors is an integer number (8582784).

Almost surely, 2^87254522 is an apocalyptic number.

87254522 is a deficient number, since it is larger than the sum of its proper divisors (50070022).

87254522 is a wasteful number, since it uses less digits than its factorization.

87254522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23165.

The product of its digits is 44800, while the sum is 35.

The square root of 87254522 is about 9341.0129001089. The cubic root of 87254522 is about 443.5364484068.

The spelling of 87254522 in words is "eighty-seven million, two hundred fifty-four thousand, five hundred twenty-two".