99975622 has 8 divisors (see below), whose sum is σ = 150312672. Its totient is φ = 49871400.

The previous prime is 99975619. The next prime is 99975637. The reversal of 99975622 is 22657999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57129 + ... + 58852.

It is an arithmetic number, because the mean of its divisors is an integer number (18789084).

Almost surely, 2^99975622 is an apocalyptic number.

99975622 is a deficient number, since it is larger than the sum of its proper divisors (50337050).

99975622 is a wasteful number, since it uses less digits than its factorization.

99975622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116414.

The product of its digits is 612360, while the sum is 49.

The square root of 99975622 is about 9998.7810257051. The cubic root of 99975622 is about 464.1211627451.

The spelling of 99975622 in words is "ninety-nine million, nine hundred seventy-five thousand, six hundred twenty-two".