742471136 has 24 divisors (see below), whose sum is σ = 1594626264. Its totient is φ = 337486720.

The previous prime is 742471129. The next prime is 742471183. The reversal of 742471136 is 631174247.

It is a junction number, because it is equal to n+sod(n) for n = 742471096 and 742471105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1054295 + ... + 1054998.

It is an arithmetic number, because the mean of its divisors is an integer number (66442761).

Almost surely, 2^742471136 is an apocalyptic number.

It is an amenable number.

742471136 is an abundant number, since it is smaller than the sum of its proper divisors (852155128).

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

742471136 is a wasteful number, since it uses less digits than its factorization.

742471136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2109314 (or 2109306 counting only the distinct ones).

The product of its digits is 28224, while the sum is 35.

The square root of 742471136 is about 27248.3235447614. The cubic root of 742471136 is about 905.5098765962.

The spelling of 742471136 in words is "seven hundred forty-two million, four hundred seventy-one thousand, one hundred thirty-six".