99620236 has 12 divisors (see below), whose sum is σ = 179959360. Its totient is φ = 48203280.

The previous prime is 99620189. The next prime is 99620237. The reversal of 99620236 is 63202699.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 99620195 and 99620204.

It is not an unprimeable number, because it can be changed into a prime (99620237) 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, 401571 + ... + 401818.

Almost surely, 2^99620236 is an apocalyptic number.

It is an amenable number.

99620236 is a deficient number, since it is larger than the sum of its proper divisors (80339124).

99620236 is a wasteful number, since it uses less digits than its factorization.

99620236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803424 (or 803422 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The square root of 99620236 is about 9980.9937381004. The cubic root of 99620236 is about 463.5705685484.

It can be divided in two parts, 99620 and 236, that added together give a square (99856 = 316²).

The spelling of 99620236 in words is "ninety-nine million, six hundred twenty thousand, two hundred thirty-six".