44245631 has 4 divisors (see below), whose sum is σ = 44490264. Its totient is φ = 44001000.

The previous prime is 44245627. The next prime is 44245639. The reversal of 44245631 is 13654244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44245631 - 2² = 44245627 is a prime.

It is a super-2 number, since 2×44245631² = 3915351725176322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44245594 and 44245603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44245639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122045 + ... + 122406.

It is an arithmetic number, because the mean of its divisors is an integer number (11122566).

Almost surely, 2^44245631 is an apocalyptic number.

44245631 is a deficient number, since it is larger than the sum of its proper divisors (244633).

44245631 is a wasteful number, since it uses less digits than its factorization.

44245631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244632.

The product of its digits is 11520, while the sum is 29.

The square root of 44245631 is about 6651.7389455690. The cubic root of 44245631 is about 353.6905565066.

Adding to 44245631 its reverse (13654244), we get a palindrome (57899875).

The spelling of 44245631 in words is "forty-four million, two hundred forty-five thousand, six hundred thirty-one".