87264546 has 8 divisors (see below), whose sum is σ = 174529104. Its totient is φ = 29088180.

The previous prime is 87264539. The next prime is 87264563. The reversal of 87264546 is 64546278.

It is a sphenic number, since it is the product of 3 distinct primes.

87264546 is an admirable number.

It is a super-2 number, since 2×87264546² = 15230201977172232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 87264498 and 87264507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7272040 + ... + 7272051.

It is an arithmetic number, because the mean of its divisors is an integer number (21816138).

Almost surely, 2^87264546 is an apocalyptic number.

87264546 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

87264546 is a wasteful number, since it uses less digits than its factorization.

87264546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14544096.

The product of its digits is 322560, while the sum is 42.

The square root of 87264546 is about 9341.5494432134. The cubic root of 87264546 is about 443.5534325852.

The spelling of 87264546 in words is "eighty-seven million, two hundred sixty-four thousand, five hundred forty-six".