99020272 has 20 divisors (see below), whose sum is σ = 206610040. Its totient is φ = 45701568.

The previous prime is 99020269. The next prime is 99020303. The reversal of 99020272 is 27202099.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237822 + ... + 238237.

It is an arithmetic number, because the mean of its divisors is an integer number (10330502).

Almost surely, 2^99020272 is an apocalyptic number.

It is an amenable number.

99020272 is an abundant number, since it is smaller than the sum of its proper divisors (107589768).

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

99020272 is a wasteful number, since it uses less digits than its factorization.

99020272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476080 (or 476074 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 99020272 is about 9950.8930252516. The cubic root of 99020272 is about 462.6380743828.

It can be divided in two parts, 990 and 20272, that multiplied together give a triangular number (20069280 = T₆₃₃₅).

The spelling of 99020272 in words is "ninety-nine million, twenty thousand, two hundred seventy-two".