98772066 has 24 divisors (see below), whose sum is σ = 216940620. Its totient is φ = 32472576.

The previous prime is 98772061. The next prime is 98772067. The reversal of 98772066 is 66027789.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97713225 + 1058841 = 9885^2 + 1029^2 .

It is not an unprimeable number, because it can be changed into a prime (98772061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36271 + ... + 38898.

Almost surely, 2^98772066 is an apocalyptic number.

98772066 is an abundant number, since it is smaller than the sum of its proper divisors (118168554).

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

98772066 is a wasteful number, since it uses less digits than its factorization.

98772066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75250 (or 75247 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 98772066 is about 9938.4136561123. The cubic root of 98772066 is about 462.2511986384.

The spelling of 98772066 in words is "ninety-eight million, seven hundred seventy-two thousand, sixty-six".