99159542 has 16 divisors (see below), whose sum is σ = 151307520. Its totient is φ = 48731112.

The previous prime is 99159527. The next prime is 99159547. The reversal of 99159542 is 24595199.

It is a super-2 number, since 2×99159542² = 19665229539299528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99159493 and 99159502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99159547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26903 + ... + 30365.

It is an arithmetic number, because the mean of its divisors is an integer number (9456720).

Almost surely, 2^99159542 is an apocalyptic number.

99159542 is a deficient number, since it is larger than the sum of its proper divisors (52147978).

99159542 is a wasteful number, since it uses less digits than its factorization.

99159542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707.

The product of its digits is 145800, while the sum is 44.

The square root of 99159542 is about 9957.8884307869. Note that the first 3 decimals coincide. The cubic root of 99159542 is about 462.8548697913.

The spelling of 99159542 in words is "ninety-nine million, one hundred fifty-nine thousand, five hundred forty-two".