674142142 has 8 divisors (see below), whose sum is σ = 1028352600. Its totient is φ = 331357944.

The previous prime is 674142137. The next prime is 674142163. The reversal of 674142142 is 241241476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2856417 + ... + 2856652.

It is an arithmetic number, because the mean of its divisors is an integer number (128544075).

Almost surely, 2^674142142 is an apocalyptic number.

674142142 is a deficient number, since it is larger than the sum of its proper divisors (354210458).

674142142 is a wasteful number, since it uses less digits than its factorization.

674142142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5713130.

The product of its digits is 10752, while the sum is 31.

The square root of 674142142 is about 25964.2473798106. The cubic root of 674142142 is about 876.8335502937.

The spelling of 674142142 in words is "six hundred seventy-four million, one hundred forty-two thousand, one hundred forty-two".