99575061 has 16 divisors (see below), whose sum is σ = 134260800. Its totient is φ = 65640960.

The previous prime is 99575051. The next prime is 99575071. The reversal of 99575061 is 16057599.

It is an interprime number because it is at equal distance from previous prime (99575051) and next prime (99575071).

It is not a de Polignac number, because 99575061 - 2⁹ = 99574549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99575041) 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, 147621 + ... + 148293.

It is an arithmetic number, because the mean of its divisors is an integer number (8391300).

Almost surely, 2^99575061 is an apocalyptic number.

It is an amenable number.

99575061 is a deficient number, since it is larger than the sum of its proper divisors (34685739).

99575061 is a wasteful number, since it uses less digits than its factorization.

99575061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1156.

The product of its (nonzero) digits is 85050, while the sum is 42.

The square root of 99575061 is about 9978.7304302702. The cubic root of 99575061 is about 463.5004858437.

The spelling of 99575061 in words is "ninety-nine million, five hundred seventy-five thousand, sixty-one".