44394458 has 8 divisors (see below), whose sum is σ = 67683540. Its totient is φ = 21833280.

The previous prime is 44394451. The next prime is 44394479. The reversal of 44394458 is 85449344.

It can be written as a sum of positive squares in 2 ways, for example, as 26863489 + 17530969 = 5183^2 + 4187^2 .

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

It is a super-2 number, since 2×44394458² = 3941735802227528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44394451) 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, 181823 + ... + 182066.

Almost surely, 2^44394458 is an apocalyptic number.

44394458 is a deficient number, since it is larger than the sum of its proper divisors (23289082).

44394458 is a wasteful number, since it uses less digits than its factorization.

44394458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363952.

The product of its digits is 276480, while the sum is 41.

The square root of 44394458 is about 6662.9166286244. The cubic root of 44394458 is about 354.0866769358.

The spelling of 44394458 in words is "forty-four million, three hundred ninety-four thousand, four hundred fifty-eight".