742855158 has 32 divisors (see below), whose sum is σ = 1666828800. Its totient is φ = 245212488.

The previous prime is 742855153. The next prime is 742855177. The reversal of 742855158 is 851558247.

742855158 is a `hidden beast` number, since 7 + 42 + 8 + 551 + 58 = 666.

742855158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742855151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61218 + ... + 72341.

It is an arithmetic number, because the mean of its divisors is an integer number (52088400).

Almost surely, 2^742855158 is an apocalyptic number.

742855158 is an abundant number, since it is smaller than the sum of its proper divisors (923973642).

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

742855158 is a wasteful number, since it uses less digits than its factorization.

742855158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133673 (or 133667 counting only the distinct ones).

The product of its digits is 448000, while the sum is 45.

The square root of 742855158 is about 27255.3693425717. The cubic root of 742855158 is about 905.6659660665.

The spelling of 742855158 in words is "seven hundred forty-two million, eight hundred fifty-five thousand, one hundred fifty-eight".