44748730 has 16 divisors (see below), whose sum is σ = 86743944. Its totient is φ = 16522560.

The previous prime is 44748689. The next prime is 44748749. The reversal of 44748730 is 3784744.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 34257609 + 10491121 = 5853^2 + 3239^2 .

It is a super-2 number, since 2×44748730² = 4004897673225800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44748730.

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, 171981 + ... + 172240.

Almost surely, 2^44748730 is an apocalyptic number.

44748730 is a deficient number, since it is larger than the sum of its proper divisors (41995214).

44748730 is a wasteful number, since it uses less digits than its factorization.

44748730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344241.

The product of its (nonzero) digits is 75264, while the sum is 37.

The square root of 44748730 is about 6689.4491551996. The cubic root of 44748730 is about 355.0260643430.

The spelling of 44748730 in words is "forty-four million, seven hundred forty-eight thousand, seven hundred thirty".