44213697 has 12 divisors (see below), whose sum is σ = 69670224. Its totient is φ = 26796120.

The previous prime is 44213683. The next prime is 44213707. The reversal of 44213697 is 79631244.

It is not a de Polignac number, because 44213697 - 2⁴ = 44213681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44213297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 223203 + ... + 223400.

It is an arithmetic number, because the mean of its divisors is an integer number (5805852).

Almost surely, 2^44213697 is an apocalyptic number.

It is an amenable number.

44213697 is a deficient number, since it is larger than the sum of its proper divisors (25456527).

44213697 is a wasteful number, since it uses less digits than its factorization.

44213697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446620 (or 446617 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 44213697 is about 6649.3380873588. The cubic root of 44213697 is about 353.6054447311.

It can be divided in two parts, 4421 and 3697, that added together give a palindrome (8118).

The spelling of 44213697 in words is "forty-four million, two hundred thirteen thousand, six hundred ninety-seven".