99540366 has 16 divisors (see below), whose sum is σ = 207736704. Its totient is φ = 31737464.

The previous prime is 99540347. The next prime is 99540379. The reversal of 99540366 is 66304599.

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 7 ways as a sum of consecutive naturals, for example, 360516 + ... + 360791.

It is an arithmetic number, because the mean of its divisors is an integer number (12983544).

Almost surely, 2^99540366 is an apocalyptic number.

99540366 is an abundant number, since it is smaller than the sum of its proper divisors (108196338).

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

99540366 is a wasteful number, since it uses less digits than its factorization.

99540366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721335.

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 99540366 is about 9976.9918312084. The cubic root of 99540366 is about 463.4466470033.

The spelling of 99540366 in words is "ninety-nine million, five hundred forty thousand, three hundred sixty-six".