99252415 has 4 divisors (see below), whose sum is σ = 119102904. Its totient is φ = 79401928.

The previous prime is 99252379. The next prime is 99252467. The reversal of 99252415 is 51425299.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99252415 - 2⁷ = 99252287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9925237 + ... + 9925246.

It is an arithmetic number, because the mean of its divisors is an integer number (29775726).

Almost surely, 2^99252415 is an apocalyptic number.

99252415 is a deficient number, since it is larger than the sum of its proper divisors (19850489).

99252415 is a wasteful number, since it uses less digits than its factorization.

99252415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19850488.

The product of its digits is 32400, while the sum is 37.

The square root of 99252415 is about 9962.5506272239. The cubic root of 99252415 is about 462.9993282601. Note that the first 3 decimals are identical.

The spelling of 99252415 in words is "ninety-nine million, two hundred fifty-two thousand, four hundred fifteen".