99320454 has 24 divisors (see below), whose sum is σ = 220200552. Its totient is φ = 32336640.

The previous prime is 99320399. The next prime is 99320483. The reversal of 99320454 is 45402399.

It is a super-2 number, since 2×99320454² = 19729105165532232, which contains 22 as substring.

It is a Curzon number.

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 11 ways as a sum of consecutive naturals, for example, 63387 + ... + 64934.

It is an arithmetic number, because the mean of its divisors is an integer number (9175023).

Almost surely, 2^99320454 is an apocalyptic number.

99320454 is an abundant number, since it is smaller than the sum of its proper divisors (120880098).

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

99320454 is a wasteful number, since it uses less digits than its factorization.

99320454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128372 (or 128369 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 99320454 is about 9965.9647801906. The cubic root of 99320454 is about 463.1051017256.

The spelling of 99320454 in words is "ninety-nine million, three hundred twenty thousand, four hundred fifty-four".