749481392 has 40 divisors (see below), whose sum is σ = 1596272832. Its totient is φ = 338062400.

The previous prime is 749481377. The next prime is 749481407. The reversal of 749481392 is 293184947.

It is an interprime number because it is at equal distance from previous prime (749481377) and next prime (749481407).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6803 + ... + 39309.

Almost surely, 2^749481392 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 749481392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (798136416).

749481392 is an abundant number, since it is smaller than the sum of its proper divisors (846791440).

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

749481392 is a wasteful number, since it uses less digits than its factorization.

749481392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32657 (or 32651 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 749481392 is about 27376.6577945519. The cubic root of 749481392 is about 908.3508318450.

The spelling of 749481392 in words is "seven hundred forty-nine million, four hundred eighty-one thousand, three hundred ninety-two".