49951679 has 2 divisors, whose sum is σ = 49951680. Its totient is φ = 49951678.

The previous prime is 49951673. The next prime is 49951711. The reversal of 49951679 is 97615994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49951679 - 2²⁰ = 48903103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49951673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24975839 + 24975840.

It is an arithmetic number, because the mean of its divisors is an integer number (24975840).

Almost surely, 2^49951679 is an apocalyptic number.

49951679 is a deficient number, since it is larger than the sum of its proper divisors (1).

49951679 is an equidigital number, since it uses as much as digits as its factorization.

49951679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 612360, while the sum is 50.

The square root of 49951679 is about 7067.6501752704. The cubic root of 49951679 is about 368.2844342221.

The spelling of 49951679 in words is "forty-nine million, nine hundred fifty-one thousand, six hundred seventy-nine".