45253998 has 16 divisors (see below), whose sum is σ = 100564560. Its totient is φ = 15084648.

The previous prime is 45253987. The next prime is 45254021. The reversal of 45253998 is 89935254.

45253998 is a `hidden beast` number, since 4 + 525 + 39 + 98 = 666.

45253998 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 418965 + ... + 419072.

It is an arithmetic number, because the mean of its divisors is an integer number (6285285).

Almost surely, 2^45253998 is an apocalyptic number.

45253998 is an abundant number, since it is smaller than the sum of its proper divisors (55310562).

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

45253998 is a wasteful number, since it uses less digits than its factorization.

45253998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838048 (or 838042 counting only the distinct ones).

The product of its digits is 388800, while the sum is 45.

The square root of 45253998 is about 6727.1091859728. The cubic root of 45253998 is about 356.3572928908.

The spelling of 45253998 in words is "forty-five million, two hundred fifty-three thousand, nine hundred ninety-eight".