99540356 has 24 divisors (see below), whose sum is σ = 178738560. Its totient is φ = 48478752.

The previous prime is 99540347. The next prime is 99540379. The reversal of 99540356 is 65304599.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

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, 95285 + ... + 96323.

It is an arithmetic number, because the mean of its divisors is an integer number (7447440).

Almost surely, 2^99540356 is an apocalyptic number.

It is an amenable number.

99540356 is a deficient number, since it is larger than the sum of its proper divisors (79198204).

99540356 is a wasteful number, since it uses less digits than its factorization.

99540356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643 (or 1641 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 41.

The square root of 99540356 is about 9976.9913300554. The cubic root of 99540356 is about 463.4466314838.

The spelling of 99540356 in words is "ninety-nine million, five hundred forty thousand, three hundred fifty-six".