44450613 has 20 divisors (see below), whose sum is σ = 66594528. Its totient is φ = 29547720.

The previous prime is 44450603. The next prime is 44450617. The reversal of 44450613 is 31605444.

44450613 is a `hidden beast` number, since 4 + 4 + 45 + 0 + 613 = 666.

It is not a de Polignac number, because 44450613 - 2¹³ = 44442421 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44450617) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 40198 + ... + 41288.

Almost surely, 2^44450613 is an apocalyptic number.

It is an amenable number.

44450613 is a deficient number, since it is larger than the sum of its proper divisors (22143915).

44450613 is a wasteful number, since it uses less digits than its factorization.

44450613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 44450613 is about 6667.1292922816. The cubic root of 44450613 is about 354.2359099738.

The spelling of 44450613 in words is "forty-four million, four hundred fifty thousand, six hundred thirteen".