674143932 has 96 divisors (see below), whose sum is σ = 1966938624. Its totient is φ = 174585600.

The previous prime is 674143931. The next prime is 674143933. The reversal of 674143932 is 239341476.

It is an interprime number because it is at equal distance from previous prime (674143931) and next prime (674143933).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674143931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388138 + ... + 389870.

It is an arithmetic number, because the mean of its divisors is an integer number (20488944).

Almost surely, 2^674143932 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674143932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (983469312).

674143932 is an abundant number, since it is smaller than the sum of its proper divisors (1292794692).

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

674143932 is a wasteful number, since it uses less digits than its factorization.

674143932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179 (or 2177 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 674143932 is about 25964.2818502650. The cubic root of 674143932 is about 876.8343263568.

The spelling of 674143932 in words is "six hundred seventy-four million, one hundred forty-three thousand, nine hundred thirty-two".