49999699 has 2 divisors, whose sum is σ = 49999700. Its totient is φ = 49999698.

The previous prime is 49999693. The next prime is 49999711. The reversal of 49999699 is 99699994.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49999699 - 2⁵ = 49999667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49999699.

It is not a weakly prime, because it can be changed into another prime (49999693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24999849 + 24999850.

It is an arithmetic number, because the mean of its divisors is an integer number (24999850).

Almost surely, 2^49999699 is an apocalyptic number.

49999699 is a deficient number, since it is larger than the sum of its proper divisors (1).

49999699 is an equidigital number, since it uses as much as digits as its factorization.

49999699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12754584, while the sum is 64.

The square root of 49999699 is about 7071.0465279193. The cubic root of 49999699 is about 368.4024106002.

The spelling of 49999699 in words is "forty-nine million, nine hundred ninety-nine thousand, six hundred ninety-nine".