44460013 has 6 divisors (see below), whose sum is σ = 48143274. Its totient is φ = 41039856.

The previous prime is 44460011. The next prime is 44460037. The reversal of 44460013 is 31006444.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 5484964 + 38975049 = 2342^2 + 6243^2 .

It is not a de Polignac number, because 44460013 - 2¹ = 44460011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44460011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131370 + ... + 131707.

It is an arithmetic number, because the mean of its divisors is an integer number (8023879).

Almost surely, 2^44460013 is an apocalyptic number.

It is an amenable number.

44460013 is a deficient number, since it is larger than the sum of its proper divisors (3683261).

44460013 is a wasteful number, since it uses less digits than its factorization.

44460013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263103 (or 263090 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 44460013 is about 6667.8342060972. The cubic root of 44460013 is about 354.2608783799.

Adding to 44460013 its reverse (31006444), we get a palindrome (75466457).

The spelling of 44460013 in words is "forty-four million, four hundred sixty thousand, thirteen".