99995397 has 4 divisors (see below), whose sum is σ = 133327200. Its totient is φ = 66663596.

The previous prime is 99995317. The next prime is 99995407. The reversal of 99995397 is 79359999.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 99995397 - 2¹⁰ = 99994373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99995397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99995317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16665897 + ... + 16665902.

It is an arithmetic number, because the mean of its divisors is an integer number (33331800).

Almost surely, 2^99995397 is an apocalyptic number.

It is an amenable number.

99995397 is a deficient number, since it is larger than the sum of its proper divisors (33331803).

99995397 is a wasteful number, since it uses less digits than its factorization.

99995397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33331802.

The product of its digits is 6200145, while the sum is 60.

The square root of 99995397 is about 9999.7698473515. The cubic root of 99995397 is about 464.1517615075.

The spelling of 99995397 in words is "ninety-nine million, nine hundred ninety-five thousand, three hundred ninety-seven".