87604634 has 8 divisors (see below), whose sum is σ = 141515220. Its totient is φ = 40432896.

The previous prime is 87604619. The next prime is 87604639. The reversal of 87604634 is 43640678.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87478609 + 126025 = 9353^2 + 355^2 .

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

It is not an unprimeable number, because it can be changed into a prime (87604639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1684679 + ... + 1684730.

Almost surely, 2^87604634 is an apocalyptic number.

87604634 is a deficient number, since it is larger than the sum of its proper divisors (53910586).

87604634 is a wasteful number, since it uses less digits than its factorization.

87604634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3369424.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 87604634 is about 9359.7347184629. The cubic root of 87604634 is about 444.1288921846.

The spelling of 87604634 in words is "eighty-seven million, six hundred four thousand, six hundred thirty-four".