50437949 has 2 divisors, whose sum is σ = 50437950. Its totient is φ = 50437948.

The previous prime is 50437921. The next prime is 50437969. The reversal of 50437949 is 94973405.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39000025 + 11437924 = 6245^2 + 3382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50437949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50437969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25218974 + 25218975.

It is an arithmetic number, because the mean of its divisors is an integer number (25218975).

Almost surely, 2^50437949 is an apocalyptic number.

It is an amenable number.

50437949 is a deficient number, since it is larger than the sum of its proper divisors (1).

50437949 is an equidigital number, since it uses as much as digits as its factorization.

50437949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 50437949 is about 7101.9679666977. The cubic root of 50437949 is about 369.4756365764.

The spelling of 50437949 in words is "fifty million, four hundred thirty-seven thousand, nine hundred forty-nine".