44649401 has 2 divisors, whose sum is σ = 44649402. Its totient is φ = 44649400.

The previous prime is 44649379. The next prime is 44649413. The reversal of 44649401 is 10494644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42250000 + 2399401 = 6500^2 + 1549^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44649401 is a prime.

It is not a weakly prime, because it can be changed into another prime (44649421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22324700 + 22324701.

It is an arithmetic number, because the mean of its divisors is an integer number (22324701).

Almost surely, 2^44649401 is an apocalyptic number.

It is an amenable number.

44649401 is a deficient number, since it is larger than the sum of its proper divisors (1).

44649401 is an equidigital number, since it uses as much as digits as its factorization.

44649401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 44649401 is about 6682.0207272950. The cubic root of 44649401 is about 354.7631853119.

The spelling of 44649401 in words is "forty-four million, six hundred forty-nine thousand, four hundred one".