99948615 has 32 divisors (see below), whose sum is σ = 172730880. Its totient is φ = 49059456.

The previous prime is 99948601. The next prime is 99948643. The reversal of 99948615 is 51684999.

It is not a de Polignac number, because 99948615 - 2⁴ = 99948599 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97576 + ... + 98594.

It is an arithmetic number, because the mean of its divisors is an integer number (5397840).

Almost surely, 2^99948615 is an apocalyptic number.

99948615 is a deficient number, since it is larger than the sum of its proper divisors (72782265).

99948615 is a wasteful number, since it uses less digits than its factorization.

99948615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543.

The product of its digits is 699840, while the sum is 51.

The square root of 99948615 is about 9997.4304198629. The cubic root of 99948615 is about 464.0793670592.

The spelling of 99948615 in words is "ninety-nine million, nine hundred forty-eight thousand, six hundred fifteen".