49251877 has 2 divisors, whose sum is σ = 49251878. Its totient is φ = 49251876.

The previous prime is 49251869. The next prime is 49251929. The reversal of 49251877 is 77815294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42693156 + 6558721 = 6534^2 + 2561^2 .

It is a cyclic number.

It is not a de Polignac number, because 49251877 - 2³ = 49251869 is a prime.

It is equal to p_2958793 and since 49251877 and 2958793 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49251277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24625938 + 24625939.

It is an arithmetic number, because the mean of its divisors is an integer number (24625939).

Almost surely, 2^49251877 is an apocalyptic number.

It is an amenable number.

49251877 is a deficient number, since it is larger than the sum of its proper divisors (1).

49251877 is an equidigital number, since it uses as much as digits as its factorization.

49251877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 43.

The square root of 49251877 is about 7017.9681532478. The cubic root of 49251877 is about 366.5565030851.

The spelling of 49251877 in words is "forty-nine million, two hundred fifty-one thousand, eight hundred seventy-seven".