671354352 has 80 divisors (see below), whose sum is σ = 1989237760. Its totient is φ = 216561600.

The previous prime is 671354347. The next prime is 671354407. The reversal of 671354352 is 253453176.

671354352 is a `hidden beast` number, since 67 + 1 + 3 + 543 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11674 + ... + 38457.

It is an arithmetic number, because the mean of its divisors is an integer number (24865472).

Almost surely, 2^671354352 is an apocalyptic number.

671354352 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

671354352 is an abundant number, since it is smaller than the sum of its proper divisors (1317883408).

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

671354352 is a wasteful number, since it uses less digits than its factorization.

671354352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50179 (or 50167 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 671354352 is about 25910.5065948159. The cubic root of 671354352 is about 875.6232194618.

The spelling of 671354352 in words is "six hundred seventy-one million, three hundred fifty-four thousand, three hundred fifty-two".