85908556 has 12 divisors (see below), whose sum is σ = 155524320. Its totient is φ = 41473040.

The previous prime is 85908541. The next prime is 85908583. The reversal of 85908556 is 65580958.

It is a happy number.

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, 370180 + ... + 370411.

It is an arithmetic number, because the mean of its divisors is an integer number (12960360).

Almost surely, 2^85908556 is an apocalyptic number.

It is an amenable number.

85908556 is a deficient number, since it is larger than the sum of its proper divisors (69615764).

85908556 is a wasteful number, since it uses less digits than its factorization.

85908556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740624 (or 740622 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 46.

The square root of 85908556 is about 9268.6868541342. The cubic root of 85908556 is about 441.2439933697.

The spelling of 85908556 in words is "eighty-five million, nine hundred eight thousand, five hundred fifty-six".