49289641 has 2 divisors, whose sum is σ = 49289642. Its totient is φ = 49289640.

The previous prime is 49289609. The next prime is 49289663. The reversal of 49289641 is 14698294.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26822041 + 22467600 = 5179^2 + 4740^2 .

It is a cyclic number.

It is not a de Polignac number, because 49289641 - 2⁵ = 49289609 is a prime.

It is not a weakly prime, because it can be changed into another prime (49289671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24644820 + 24644821.

It is an arithmetic number, because the mean of its divisors is an integer number (24644821).

Almost surely, 2^49289641 is an apocalyptic number.

It is an amenable number.

49289641 is a deficient number, since it is larger than the sum of its proper divisors (1).

49289641 is an equidigital number, since it uses as much as digits as its factorization.

49289641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 43.

The square root of 49289641 is about 7020.6581600303. The cubic root of 49289641 is about 366.6501651894.

The spelling of 49289641 in words is "forty-nine million, two hundred eighty-nine thousand, six hundred forty-one".