44622401 has 4 divisors (see below), whose sum is σ = 44650452. Its totient is φ = 44594352.

The previous prime is 44622379. The next prime is 44622419. The reversal of 44622401 is 10422644.

It is a Cunningham number, because it is equal to 6680²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17007376 + 27615025 = 4124^2 + 5255^2 .

It is a cyclic number.

It is not a de Polignac number, because 44622401 - 2⁶ = 44622337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44622451) 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, 11486 + ... + 14871.

It is an arithmetic number, because the mean of its divisors is an integer number (11162613).

Almost surely, 2^44622401 is an apocalyptic number.

It is an amenable number.

44622401 is a deficient number, since it is larger than the sum of its proper divisors (28051).

44622401 is a wasteful number, since it uses less digits than its factorization.

44622401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28050.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 44622401 is about 6680.0000748503. Note that the first 4 decimals coincide. The cubic root of 44622401 is about 354.6916611167.

The spelling of 44622401 in words is "forty-four million, six hundred twenty-two thousand, four hundred one".