99995690 has 16 divisors (see below), whose sum is σ = 182528640. Its totient is φ = 39434640.

The previous prime is 99995681. The next prime is 99995699. The reversal of 99995690 is 9659999.

It is an interprime number because it is at equal distance from previous prime (99995681) and next prime (99995699).

It is a super-2 number, since 2×99995690² = 19998276037152200, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (99995699) 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, 69710 + ... + 71129.

It is an arithmetic number, because the mean of its divisors is an integer number (11408040).

Almost surely, 2^99995690 is an apocalyptic number.

99995690 is a deficient number, since it is larger than the sum of its proper divisors (82532950).

99995690 is a wasteful number, since it uses less digits than its factorization.

99995690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140917.

The product of its (nonzero) digits is 1771470, while the sum is 56.

The square root of 99995690 is about 9999.7844976779. The cubic root of 99995690 is about 464.1522148495.

The spelling of 99995690 in words is "ninety-nine million, nine hundred ninety-five thousand, six hundred ninety".