602151978 has 16 divisors (see below), whose sum is σ = 1205749440. Its totient is φ = 200476416.

The previous prime is 602151929. The next prime is 602151997. The reversal of 602151978 is 879151206.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 54775 + ... + 64842.

It is an arithmetic number, because the mean of its divisors is an integer number (75359340).

Almost surely, 2^602151978 is an apocalyptic number.

602151978 is an abundant number, since it is smaller than the sum of its proper divisors (603597462).

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

602151978 is a wasteful number, since it uses less digits than its factorization.

602151978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120461.

The product of its (nonzero) digits is 30240, while the sum is 39.

The square root of 602151978 is about 24538.7851777548. The cubic root of 602151978 is about 844.4398224598.

The spelling of 602151978 in words is "six hundred two million, one hundred fifty-one thousand, nine hundred seventy-eight".