44923513 has 8 divisors (see below), whose sum is σ = 46617032. Its totient is φ = 43255296.

The previous prime is 44923507. The next prime is 44923517. The reversal of 44923513 is 31532944.

It can be written as a sum of positive squares in 4 ways, for example, as 25887744 + 19035769 = 5088^2 + 4363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44923513 - 2⁵ = 44923481 is a prime.

It is a super-2 number, since 2×44923513² = 4036244040522338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44923517) 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, 2670 + ... + 9847.

It is an arithmetic number, because the mean of its divisors is an integer number (5827129).

Almost surely, 2^44923513 is an apocalyptic number.

It is an amenable number.

44923513 is a deficient number, since it is larger than the sum of its proper divisors (1693519).

44923513 is a wasteful number, since it uses less digits than its factorization.

44923513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12651.

The product of its digits is 12960, while the sum is 31.

The square root of 44923513 is about 6702.5005035434. The cubic root of 44923513 is about 355.4876931284.

The spelling of 44923513 in words is "forty-four million, nine hundred twenty-three thousand, five hundred thirteen".