742326172 has 48 divisors (see below), whose sum is σ = 1502645760. Its totient is φ = 314308800.

The previous prime is 742326161. The next prime is 742326203. The reversal of 742326172 is 271623247.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1610022 + ... + 1610482.

It is an arithmetic number, because the mean of its divisors is an integer number (31305120).

Almost surely, 2^742326172 is an apocalyptic number.

It is an amenable number.

742326172 is an abundant number, since it is smaller than the sum of its proper divisors (760319588).

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

742326172 is a wasteful number, since it uses less digits than its factorization.

742326172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1040 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 742326172 is about 27245.6633613498. The cubic root of 742326172 is about 905.4509405778.

The spelling of 742326172 in words is "seven hundred forty-two million, three hundred twenty-six thousand, one hundred seventy-two".