99613854 has 32 divisors (see below), whose sum is σ = 225000480. Its totient is φ = 32659200.

The previous prime is 99613853. The next prime is 99613867. The reversal of 99613854 is 45831699.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99613853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11827 + ... + 18414.

It is an arithmetic number, because the mean of its divisors is an integer number (7031265).

Almost surely, 2^99613854 is an apocalyptic number.

99613854 is an abundant number, since it is smaller than the sum of its proper divisors (125386626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99613854 is a wasteful number, since it uses less digits than its factorization.

99613854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30313 (or 30307 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 99613854 is about 9980.6740253352. The cubic root of 99613854 is about 463.5606690518.

The spelling of 99613854 in words is "ninety-nine million, six hundred thirteen thousand, eight hundred fifty-four".