87593340 has 48 divisors (see below), whose sum is σ = 253723680. Its totient is φ = 22552320.

The previous prime is 87593329. The next prime is 87593351. The reversal of 87593340 is 4339578.

It is an interprime number because it is at equal distance from previous prime (87593329) and next prime (87593351).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23431 + ... + 26910.

It is an arithmetic number, because the mean of its divisors is an integer number (5285910).

Almost surely, 2^87593340 is an apocalyptic number.

It is an amenable number.

87593340 is an abundant number, since it is smaller than the sum of its proper divisors (166130340).

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

87593340 is a wasteful number, since it uses less digits than its factorization.

87593340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50382 (or 50380 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 87593340 is about 9359.1313699510. The cubic root of 87593340 is about 444.1098056475.

The spelling of 87593340 in words is "eighty-seven million, five hundred ninety-three thousand, three hundred forty".