985758552 has 32 divisors (see below), whose sum is σ = 2738218800. Its totient is φ = 328586112.

The previous prime is 985758511. The next prime is 985758581. The reversal of 985758552 is 255857589.

It is a happy number.

985758552 is a `hidden beast` number, since 9 + 8 + 5 + 7 + 585 + 52 = 666.

It is a super-2 number, since 2×985758552² = 1943439845682273408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2281633 + ... + 2282064.

Almost surely, 2^985758552 is an apocalyptic number.

It is an amenable number.

985758552 is an abundant number, since it is smaller than the sum of its proper divisors (1752460248).

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

985758552 is a wasteful number, since it uses less digits than its factorization.

985758552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4563712 (or 4563702 counting only the distinct ones).

The product of its digits is 5040000, while the sum is 54.

The square root of 985758552 is about 31396.7920654324. The cubic root of 985758552 is about 995.2301352308.

It can be divided in two parts, 985758 and 552, that added together give a triangular number (986310 = T₁₄₀₄).

The spelling of 985758552 in words is "nine hundred eighty-five million, seven hundred fifty-eight thousand, five hundred fifty-two".