671554932 has 48 divisors (see below), whose sum is σ = 1585785600. Its totient is φ = 221175808.

The previous prime is 671554907. The next prime is 671554979. The reversal of 671554932 is 239455176.

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, 608293 + ... + 609395.

It is an arithmetic number, because the mean of its divisors is an integer number (33037200).

Almost surely, 2^671554932 is an apocalyptic number.

It is an amenable number.

671554932 is an abundant number, since it is smaller than the sum of its proper divisors (914230668).

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

671554932 is a wasteful number, since it uses less digits than its factorization.

671554932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672 (or 1670 counting only the distinct ones).

The product of its digits is 226800, while the sum is 42.

The square root of 671554932 is about 25914.3769363649. The cubic root of 671554932 is about 875.7104138605.

The spelling of 671554932 in words is "six hundred seventy-one million, five hundred fifty-four thousand, nine hundred thirty-two".