44638401 has 8 divisors (see below), whose sum is σ = 59847424. Its totient is φ = 29594160.

The previous prime is 44638393. The next prime is 44638411. The reversal of 44638401 is 10483644.

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

It is not a de Polignac number, because 44638401 - 2³ = 44638393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44638411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40561 + ... + 41646.

It is an arithmetic number, because the mean of its divisors is an integer number (7480928).

Almost surely, 2^44638401 is an apocalyptic number.

It is an amenable number.

44638401 is a deficient number, since it is larger than the sum of its proper divisors (15209023).

44638401 is a wasteful number, since it uses less digits than its factorization.

44638401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82391.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 44638401 is about 6681.1975722920. The cubic root of 44638401 is about 354.7340493066.

The spelling of 44638401 in words is "forty-four million, six hundred thirty-eight thousand, four hundred one".