674437942 has 4 divisors (see below), whose sum is σ = 1011656916. Its totient is φ = 337218970.

The previous prime is 674437937. The next prime is 674437943. The reversal of 674437942 is 249734476.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 674437892 and 674437901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674437943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168609484 + ... + 168609487.

It is an arithmetic number, because the mean of its divisors is an integer number (252914229).

Almost surely, 2^674437942 is an apocalyptic number.

674437942 is a deficient number, since it is larger than the sum of its proper divisors (337218974).

674437942 is a wasteful number, since it uses less digits than its factorization.

674437942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337218973.

The product of its digits is 1016064, while the sum is 46.

The square root of 674437942 is about 25969.9430496103. The cubic root of 674437942 is about 876.9617771775.

The spelling of 674437942 in words is "six hundred seventy-four million, four hundred thirty-seven thousand, nine hundred forty-two".