742864760 has 32 divisors (see below), whose sum is σ = 1823396400. Its totient is φ = 270132480.

The previous prime is 742864723. The next prime is 742864763. The reversal of 742864760 is 67468247.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742864763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 843725 + ... + 844604.

Almost surely, 2^742864760 is an apocalyptic number.

It is an amenable number.

742864760 is an abundant number, since it is smaller than the sum of its proper divisors (1080531640).

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

742864760 is a wasteful number, since it uses less digits than its factorization.

742864760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688351 (or 1688347 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 44.

The square root of 742864760 is about 27255.5454907804. The cubic root of 742864760 is about 905.6698682032.

The spelling of 742864760 in words is "seven hundred forty-two million, eight hundred sixty-four thousand, seven hundred sixty".