742838328 has 48 divisors (see below), whose sum is σ = 2060931600. Its totient is φ = 241572480.

The previous prime is 742838323. The next prime is 742838329. The reversal of 742838328 is 823838247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742838323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122868 + ... + 128771.

It is an arithmetic number, because the mean of its divisors is an integer number (42936075).

Almost surely, 2^742838328 is an apocalyptic number.

It is an amenable number.

742838328 is an abundant number, since it is smaller than the sum of its proper divisors (1318093272).

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

742838328 is a wasteful number, since it uses less digits than its factorization.

742838328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251692 (or 251685 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 742838328 is about 27255.0605943190. The cubic root of 742838328 is about 905.6591264768.

The spelling of 742838328 in words is "seven hundred forty-two million, eight hundred thirty-eight thousand, three hundred twenty-eight".