99877245 has 64 divisors (see below), whose sum is σ = 179773440. Its totient is φ = 47029248.

The previous prime is 99877237. The next prime is 99877273. The reversal of 99877245 is 54277899.

99877245 is nontrivially palindromic in base 2 and base 8.

It is not a de Polignac number, because 99877245 - 2³ = 99877237 is a prime.

Its product of digits (1270080) is a multiple of the sum of its prime divisors (294).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 786372 + ... + 786498.

It is an arithmetic number, because the mean of its divisors is an integer number (2808960).

Almost surely, 2^99877245 is an apocalyptic number.

It is an amenable number.

99877245 is a deficient number, since it is larger than the sum of its proper divisors (79896195).

99877245 is a wasteful number, since it uses less digits than its factorization.

99877245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294.

The product of its digits is 1270080, while the sum is 51.

The square root of 99877245 is about 9993.8603652443. The cubic root of 99877245 is about 463.9688795146.

The spelling of 99877245 in words is "ninety-nine million, eight hundred seventy-seven thousand, two hundred forty-five".