44113213 has 8 divisors (see below), whose sum is σ = 46271232. Its totient is φ = 42006096.

The previous prime is 44113207. The next prime is 44113219. The reversal of 44113213 is 31231144.

44113213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44113207) and next prime (44113219).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44113213 is a prime.

It is a super-2 number, since 2×44113213² = 3891951122366738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44113219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10945 + ... + 14422.

It is an arithmetic number, because the mean of its divisors is an integer number (5783904).

Almost surely, 2^44113213 is an apocalyptic number.

It is an amenable number.

44113213 is a deficient number, since it is larger than the sum of its proper divisors (2158019).

44113213 is a wasteful number, since it uses less digits than its factorization.

44113213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25451.

The product of its digits is 288, while the sum is 19.

The square root of 44113213 is about 6641.7778493412. Note that the first 3 decimals coincide. The cubic root of 44113213 is about 353.3373630924.

Adding to 44113213 its reverse (31231144), we get a palindrome (75344357).

The spelling of 44113213 in words is "forty-four million, one hundred thirteen thousand, two hundred thirteen".