99252740 has 12 divisors (see below), whose sum is σ = 208430796. Its totient is φ = 39701088.

The previous prime is 99252739. The next prime is 99252743. The reversal of 99252740 is 4725299.

It can be written as a sum of positive squares in 2 ways, for example, as 62188996 + 37063744 = 7886^2 + 6088^2 .

It is a super-2 number, since 2×99252740² = 19702212795015200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 99252694 and 99252703.

It is not an unprimeable number, because it can be changed into a prime (99252743) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2481299 + ... + 2481338.

It is an arithmetic number, because the mean of its divisors is an integer number (17369233).

Almost surely, 2^99252740 is an apocalyptic number.

It is an amenable number.

99252740 is an abundant number, since it is smaller than the sum of its proper divisors (109178056).

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

99252740 is a wasteful number, since it uses less digits than its factorization.

99252740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4962646 (or 4962644 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 99252740 is about 9962.5669382946. The cubic root of 99252740 is about 462.9998336202. Note that the first 3 decimals are identical.

The spelling of 99252740 in words is "ninety-nine million, two hundred fifty-two thousand, seven hundred forty".