749244460 has 24 divisors (see below), whose sum is σ = 1574518176. Its totient is φ = 299487360.

The previous prime is 749244449. The next prime is 749244473. The reversal of 749244460 is 64442947.

It is a super-2 number, since 2×749244460² = 1122734521681383200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17824 + ... + 42616.

It is an arithmetic number, because the mean of its divisors is an integer number (65604924).

Almost surely, 2^749244460 is an apocalyptic number.

It is an amenable number.

749244460 is an abundant number, since it is smaller than the sum of its proper divisors (825273716).

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

749244460 is a wasteful number, since it uses less digits than its factorization.

749244460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26313 (or 26311 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The square root of 749244460 is about 27372.3301894450. The cubic root of 749244460 is about 908.2551034012.

The spelling of 749244460 in words is "seven hundred forty-nine million, two hundred forty-four thousand, four hundred sixty".