749743542 has 12 divisors (see below), whose sum is σ = 1624444380. Its totient is φ = 249914508.

The previous prime is 749743531. The next prime is 749743549. The reversal of 749743542 is 245347947.

749743542 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 (749743549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20826192 + ... + 20826227.

It is an arithmetic number, because the mean of its divisors is an integer number (135370365).

Almost surely, 2^749743542 is an apocalyptic number.

749743542 is an abundant number, since it is smaller than the sum of its proper divisors (874700838).

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

749743542 is a wasteful number, since it uses less digits than its factorization.

749743542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41652427 (or 41652424 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The square root of 749743542 is about 27381.4452138670. The cubic root of 749743542 is about 908.4567256960.

The spelling of 749743542 in words is "seven hundred forty-nine million, seven hundred forty-three thousand, five hundred forty-two".