99766630 has 16 divisors (see below), whose sum is σ = 179716320. Its totient is φ = 39876352.

The previous prime is 99766621. The next prime is 99766631. The reversal of 99766630 is 3666799.

It is a nialpdrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99766631) 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, 14031 + ... + 19909.

It is an arithmetic number, because the mean of its divisors is an integer number (11232270).

Almost surely, 2^99766630 is an apocalyptic number.

99766630 is a deficient number, since it is larger than the sum of its proper divisors (79949690).

99766630 is a wasteful number, since it uses less digits than its factorization.

99766630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7583.

The product of its (nonzero) digits is 367416, while the sum is 46.

The square root of 99766630 is about 9988.3246843502. The cubic root of 99766630 is about 463.7975329255.

The spelling of 99766630 in words is "ninety-nine million, seven hundred sixty-six thousand, six hundred thirty".