742903568 has 80 divisors (see below), whose sum is σ = 1604468736. Its totient is φ = 330414720.

The previous prime is 742903531. The next prime is 742903589. The reversal of 742903568 is 865309247.

It is a super-2 number, since 2×742903568² = 1103811422694261248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 1939505 + ... + 1939887.

Almost surely, 2^742903568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 742903568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (802234368).

742903568 is an abundant number, since it is smaller than the sum of its proper divisors (861565168).

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

742903568 is a wasteful number, since it uses less digits than its factorization.

742903568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612 (or 606 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 742903568 is about 27256.2574099967. The cubic root of 742903568 is about 905.6856389626.

The spelling of 742903568 in words is "seven hundred forty-two million, nine hundred three thousand, five hundred sixty-eight".