99879548 has 6 divisors (see below), whose sum is σ = 174789216. Its totient is φ = 49939772.

The previous prime is 99879541. The next prime is 99879587. The reversal of 99879548 is 84597899.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99879541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12484940 + ... + 12484947.

It is an arithmetic number, because the mean of its divisors is an integer number (29131536).

Almost surely, 2^99879548 is an apocalyptic number.

It is an amenable number.

99879548 is a deficient number, since it is larger than the sum of its proper divisors (74909668).

99879548 is a wasteful number, since it uses less digits than its factorization.

99879548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24969891 (or 24969889 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 59.

The square root of 99879548 is about 9993.9755853214. The cubic root of 99879548 is about 463.9724455992.

The spelling of 99879548 in words is "ninety-nine million, eight hundred seventy-nine thousand, five hundred forty-eight".