49976249 has 2 divisors, whose sum is σ = 49976250. Its totient is φ = 49976248.

The previous prime is 49976231. The next prime is 49976291. The reversal of 49976249 is 94267994.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34515625 + 15460624 = 5875^2 + 3932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49976249 is a prime.

It is a super-2 number, since 2×49976249² = 4995250928220002, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49976197 and 49976206.

It is not a weakly prime, because it can be changed into another prime (49976219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24988124 + 24988125.

It is an arithmetic number, because the mean of its divisors is an integer number (24988125).

Almost surely, 2^49976249 is an apocalyptic number.

It is an amenable number.

49976249 is a deficient number, since it is larger than the sum of its proper divisors (1).

49976249 is an equidigital number, since it uses as much as digits as its factorization.

49976249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 50.

The square root of 49976249 is about 7069.3881630591. The cubic root of 49976249 is about 368.3448076704.

The spelling of 49976249 in words is "forty-nine million, nine hundred seventy-six thousand, two hundred forty-nine".