742344516 has 81 divisors (see below), whose sum is σ = 1988763231. Its totient is φ = 233443728.

The previous prime is 742344509. The next prime is 742344521. The reversal of 742344516 is 615443247.

The square root of 742344516 is 27246.

It is a perfect power (a square), and thus also a powerful number.

742344516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3105925 + ... + 3106163.

Almost surely, 2^742344516 is an apocalyptic number.

742344516 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

742344516 is the 27246-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 742344516

742344516 is an abundant number, since it is smaller than the sum of its proper divisors (1246418715).

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

742344516 is a wasteful number, since it uses less digits than its factorization.

742344516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526 (or 263 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The cubic root of 742344516 is about 905.4583988694.

Multiplying 742344516 by its sum of digits (36), we get a square (26724402576 = 163476²).

742344516 divided by its sum of digits (36) gives a square (20620681 = 4541²).

The spelling of 742344516 in words is "seven hundred forty-two million, three hundred forty-four thousand, five hundred sixteen".