45255245 has 16 divisors (see below), whose sum is σ = 65331840. Its totient is φ = 29398464.

The previous prime is 45255233. The next prime is 45255247. The reversal of 45255245 is 54255254.

It is a cyclic number.

It is not a de Polignac number, because 45255245 - 2²² = 41060941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45255247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33362 + ... + 34691.

It is an arithmetic number, because the mean of its divisors is an integer number (4083240).

Almost surely, 2^45255245 is an apocalyptic number.

It is an amenable number.

45255245 is a deficient number, since it is larger than the sum of its proper divisors (20076595).

45255245 is a wasteful number, since it uses less digits than its factorization.

45255245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68084.

The product of its digits is 40000, while the sum is 32.

The square root of 45255245 is about 6727.2018700200. The cubic root of 45255245 is about 356.3605660709.

Subtracting 45255245 from its reverse (54255254), we obtain a palindrome (9000009).

The spelling of 45255245 in words is "forty-five million, two hundred fifty-five thousand, two hundred forty-five".