87626004 has 24 divisors (see below), whose sum is σ = 205322880. Its totient is φ = 29085504.

The previous prime is 87626003. The next prime is 87626009. The reversal of 87626004 is 40062678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87626003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12409 + ... + 18144.

It is an arithmetic number, because the mean of its divisors is an integer number (8555120).

Almost surely, 2^87626004 is an apocalyptic number.

It is an amenable number.

87626004 is an abundant number, since it is smaller than the sum of its proper divisors (117696876).

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

87626004 is a wasteful number, since it uses less digits than its factorization.

87626004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30799 (or 30797 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 87626004 is about 9360.8762410364. The cubic root of 87626004 is about 444.1650023854.

The spelling of 87626004 in words is "eighty-seven million, six hundred twenty-six thousand, four".