99767025 has 48 divisors (see below), whose sum is σ = 186357120. Its totient is φ = 52315200.

The previous prime is 99767023. The next prime is 99767039. The reversal of 99767025 is 52076799.

It is not a de Polignac number, because 99767025 - 2¹ = 99767023 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (99767023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39964 + ... + 42386.

It is an arithmetic number, because the mean of its divisors is an integer number (3882440).

Almost surely, 2^99767025 is an apocalyptic number.

It is an amenable number.

99767025 is a deficient number, since it is larger than the sum of its proper divisors (86590095).

99767025 is a wasteful number, since it uses less digits than its factorization.

99767025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503 (or 2492 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 99767025 is about 9988.3444574164. The cubic root of 99767025 is about 463.7981450199.

The spelling of 99767025 in words is "ninety-nine million, seven hundred sixty-seven thousand, twenty-five".