49377997 has 2 divisors, whose sum is σ = 49377998. Its totient is φ = 49377996.

The previous prime is 49377983. The next prime is 49378019. The reversal of 49377997 is 79977394.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48636676 + 741321 = 6974^2 + 861^2 .

It is a cyclic number.

It is not a de Polignac number, because 49377997 - 2¹⁵ = 49345229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49377907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24688998 + 24688999.

It is an arithmetic number, because the mean of its divisors is an integer number (24688999).

Almost surely, 2^49377997 is an apocalyptic number.

It is an amenable number.

49377997 is a deficient number, since it is larger than the sum of its proper divisors (1).

49377997 is an equidigital number, since it uses as much as digits as its factorization.

49377997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3000564, while the sum is 55.

The square root of 49377997 is about 7026.9479149913. The cubic root of 49377997 is about 366.8691185922.

The spelling of 49377997 in words is "forty-nine million, three hundred seventy-seven thousand, nine hundred ninety-seven".