662980536 has 48 divisors (see below), whose sum is σ = 1837338360. Its totient is φ = 215853120.

The previous prime is 662980519. The next prime is 662980559. The reversal of 662980536 is 635089266.

It is a happy number.

It is a super-2 number, since 2×662980536² = 879086382229694592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 662980491 and 662980500.

It is a congruent number.

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, 103975 + ... + 110166.

Almost surely, 2^662980536 is an apocalyptic number.

It is an amenable number.

662980536 is an abundant number, since it is smaller than the sum of its proper divisors (1174357824).

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

662980536 is a wasteful number, since it uses less digits than its factorization.

662980536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214196 (or 214189 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 662980536 is about 25748.4084168323. The cubic root of 662980536 is about 871.9674222602.

The spelling of 662980536 in words is "six hundred sixty-two million, nine hundred eighty thousand, five hundred thirty-six".