99849031 has 2 divisors, whose sum is σ = 99849032. Its totient is φ = 99849030.

The previous prime is 99848999. The next prime is 99849067. The reversal of 99849031 is 13094899.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99849031 - 2⁵ = 99848999 is a prime.

It is a super-2 number, since 2×99849031² = 19939657983277922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99849091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49924515 + 49924516.

It is an arithmetic number, because the mean of its divisors is an integer number (49924516).

Almost surely, 2^99849031 is an apocalyptic number.

99849031 is a deficient number, since it is larger than the sum of its proper divisors (1).

99849031 is an equidigital number, since it uses as much as digits as its factorization.

99849031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 99849031 is about 9992.4486988926. The cubic root of 99849031 is about 463.9251870439.

The spelling of 99849031 in words is "ninety-nine million, eight hundred forty-nine thousand, thirty-one".