99892045 has 32 divisors (see below), whose sum is σ = 135530496.
Its totient is φ = 70041600.
The previous prime is 99892021. The next prime is 99892057. The reversal of 99892045 is 54029899.
99892045 is a nontrivial binomial coefficient, being equal to C(14135, 2).
It is not a de Polignac number, because 99892045 - 27 = 99891917 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 99891986 and 99892004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388557 + ... + 388813.
It is an arithmetic number, because the mean of its divisors is an integer number (4235328).
Almost surely, 299892045 is an apocalyptic number.
99892045 is the 14134-th triangular number.
99892045 is the 4712-nd centered nonagonal number.
It is an amenable number.
99892045 is a deficient number, since it is larger than the sum of its proper divisors (35638451).
99892045 is a wasteful number, since it uses less digits than its factorization.
99892045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 501.
The product of its (nonzero) digits is 233280, while the sum is 46.
The square root of 99892045 is about 9994.6007924279.
The cubic root of 99892045 is about 463.9917956462.
The spelling of 99892045 in words is "ninety-nine million, eight hundred ninety-two thousand, forty-five".