671013432 has 24 divisors (see below), whose sum is σ = 1817328240. Its totient is φ = 223671120.

The previous prime is 671013373. The next prime is 671013457. The reversal of 671013432 is 234310176.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 671013396 and 671013405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4659744 + ... + 4659887.

It is an arithmetic number, because the mean of its divisors is an integer number (75722010).

Almost surely, 2^671013432 is an apocalyptic number.

It is an amenable number.

671013432 is an abundant number, since it is smaller than the sum of its proper divisors (1146314808).

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

671013432 is a wasteful number, since it uses less digits than its factorization.

671013432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9319643 (or 9319636 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 671013432 is about 25903.9269609841. The cubic root of 671013432 is about 875.4749778210.

The spelling of 671013432 in words is "six hundred seventy-one million, thirteen thousand, four hundred thirty-two".