677533932 has 18 divisors (see below), whose sum is σ = 1712655308. Its totient is φ = 225844632.

The previous prime is 677533903. The next prime is 677533933. The reversal of 677533932 is 239335776.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×677533932² = 918104458022761248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (677533933) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 9410158 + ... + 9410229.

Almost surely, 2^677533932 is an apocalyptic number.

It is an amenable number.

677533932 is an abundant number, since it is smaller than the sum of its proper divisors (1035121376).

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

677533932 is a wasteful number, since it uses less digits than its factorization.

677533932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18820397 (or 18820392 counting only the distinct ones).

The product of its digits is 714420, while the sum is 45.

The square root of 677533932 is about 26029.4819771735. The cubic root of 677533932 is about 878.3016192434.

The spelling of 677533932 in words is "six hundred seventy-seven million, five hundred thirty-three thousand, nine hundred thirty-two".