674202142 has 8 divisors (see below), whose sum is σ = 1012552632. Its totient is φ = 336684600.

The previous prime is 674202131. The next prime is 674202149. The reversal of 674202142 is 241202476.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 674202142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674202149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206209 + ... + 209452.

It is an arithmetic number, because the mean of its divisors is an integer number (126569079).

Almost surely, 2^674202142 is an apocalyptic number.

674202142 is a deficient number, since it is larger than the sum of its proper divisors (338350490).

674202142 is a wasteful number, since it uses less digits than its factorization.

674202142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416474.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 674202142 is about 25965.4027890961. The cubic root of 674202142 is about 876.8595628356.

The spelling of 674202142 in words is "six hundred seventy-four million, two hundred two thousand, one hundred forty-two".