44401457 has 2 divisors, whose sum is σ = 44401458. Its totient is φ = 44401456.

The previous prime is 44401451. The next prime is 44401463. The reversal of 44401457 is 75410444.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (44401451) and next prime (44401463).

It can be written as a sum of positive squares in only one way, i.e., 41165056 + 3236401 = 6416^2 + 1799^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44401457 is a prime.

It is not a weakly prime, because it can be changed into another prime (44401451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22200728 + 22200729.

It is an arithmetic number, because the mean of its divisors is an integer number (22200729).

Almost surely, 2^44401457 is an apocalyptic number.

It is an amenable number.

44401457 is a deficient number, since it is larger than the sum of its proper divisors (1).

44401457 is an equidigital number, since it uses as much as digits as its factorization.

44401457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8960, while the sum is 29.

The square root of 44401457 is about 6663.4418283647. The cubic root of 44401457 is about 354.1052837810.

The spelling of 44401457 in words is "forty-four million, four hundred one thousand, four hundred fifty-seven".