44402401 has 2 divisors, whose sum is σ = 44402402. Its totient is φ = 44402400.

The previous prime is 44402383. The next prime is 44402431. The reversal of 44402401 is 10420444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33005025 + 11397376 = 5745^2 + 3376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44402401 is a prime.

It is not a weakly prime, because it can be changed into another prime (44402431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22201200 + 22201201.

It is an arithmetic number, because the mean of its divisors is an integer number (22201201).

Almost surely, 2^44402401 is an apocalyptic number.

It is an amenable number.

44402401 is a deficient number, since it is larger than the sum of its proper divisors (1).

44402401 is an equidigital number, since it uses as much as digits as its factorization.

44402401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 44402401 is about 6663.5126622525. The cubic root of 44402401 is about 354.1077932559.

Adding to 44402401 its reverse (10420444), we get a palindrome (54822845).

The spelling of 44402401 in words is "forty-four million, four hundred two thousand, four hundred one".