45255393 has 24 divisors (see below), whose sum is σ = 67280928. Its totient is φ = 29296512.

The previous prime is 45255389. The next prime is 45255409. The reversal of 45255393 is 39355254.

It is not a de Polignac number, because 45255393 - 2² = 45255389 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45255293) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130246 + ... + 130592.

It is an arithmetic number, because the mean of its divisors is an integer number (2803372).

Almost surely, 2^45255393 is an apocalyptic number.

45255393 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

45255393 is a deficient number, since it is larger than the sum of its proper divisors (22025535).

45255393 is a wasteful number, since it uses less digits than its factorization.

45255393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733 (or 730 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 45255393 is about 6727.2128701268. The cubic root of 45255393 is about 356.3609545438.

The spelling of 45255393 in words is "forty-five million, two hundred fifty-five thousand, three hundred ninety-three".