49965479 has 2 divisors, whose sum is σ = 49965480. Its totient is φ = 49965478.

The previous prime is 49965473. The next prime is 49965481. The reversal of 49965479 is 97456994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49965479 - 2¹² = 49961383 is a prime.

It is a Sophie Germain prime.

Together with 49965481, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49965479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49965473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24982739 + 24982740.

It is an arithmetic number, because the mean of its divisors is an integer number (24982740).

Almost surely, 2^49965479 is an apocalyptic number.

49965479 is a deficient number, since it is larger than the sum of its proper divisors (1).

49965479 is an equidigital number, since it uses as much as digits as its factorization.

49965479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 53.

The square root of 49965479 is about 7068.6263870713. The cubic root of 49965479 is about 368.3183460434.

The spelling of 49965479 in words is "forty-nine million, nine hundred sixty-five thousand, four hundred seventy-nine".