87446394 has 24 divisors (see below), whose sum is σ = 216534240. Its totient is φ = 24984648.

The previous prime is 87446389. The next prime is 87446413. The reversal of 87446394 is 49364478.

87446394 is a `hidden beast` number, since 8 + 7 + 4 + 4 + 639 + 4 = 666.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 346884 + ... + 347135.

It is an arithmetic number, because the mean of its divisors is an integer number (9022260).

Almost surely, 2^87446394 is an apocalyptic number.

87446394 is an abundant number, since it is smaller than the sum of its proper divisors (129087846).

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

87446394 is a wasteful number, since it uses less digits than its factorization.

87446394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694034 (or 694031 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 87446394 is about 9351.2776667149. The cubic root of 87446394 is about 443.8613214329.

The spelling of 87446394 in words is "eighty-seven million, four hundred forty-six thousand, three hundred ninety-four".