99763650 has 336 divisors, whose sum is σ = 351298944. Its totient is φ = 20528640.

The previous prime is 99763639. The next prime is 99763669. The reversal of 99763650 is 5636799.

99763650 is a `hidden beast` number, since 9 + 9 + 7 + 636 + 5 + 0 = 666.

It is a super-2 number, since 2×99763650² = 19905571722645000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 99763596 and 99763605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 4337539 + ... + 4337561.

Almost surely, 2^99763650 is an apocalyptic number.

99763650 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 99763650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175649472).

99763650 is an abundant number, since it is smaller than the sum of its proper divisors (251535294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99763650 is a wasteful number, since it uses less digits than its factorization.

99763650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 45.

The square root of 99763650 is about 9988.1755090707. The cubic root of 99763650 is about 463.7929150474.

The spelling of 99763650 in words is "ninety-nine million, seven hundred sixty-three thousand, six hundred fifty".