49205999 has 2 divisors, whose sum is σ = 49206000. Its totient is φ = 49205998.

The previous prime is 49205987. The next prime is 49206013. The reversal of 49205999 is 99950294.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49205999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49205399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24602999 + 24603000.

It is an arithmetic number, because the mean of its divisors is an integer number (24603000).

Almost surely, 2^49205999 is an apocalyptic number.

49205999 is a deficient number, since it is larger than the sum of its proper divisors (1).

49205999 is an equidigital number, since it uses as much as digits as its factorization.

49205999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 49205999 is about 7014.6987818437. The cubic root of 49205999 is about 366.4426522392.

The spelling of 49205999 in words is "forty-nine million, two hundred five thousand, nine hundred ninety-nine".