45240255 has 16 divisors (see below), whose sum is σ = 80427360. Its totient is φ = 24128064.

The previous prime is 45240211. The next prime is 45240259. The reversal of 45240255 is 55204254.

It is not a de Polignac number, because 45240255 - 2⁹ = 45239743 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45240259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167422 + ... + 167691.

It is an arithmetic number, because the mean of its divisors is an integer number (5026710).

Almost surely, 2^45240255 is an apocalyptic number.

45240255 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45240255 is a deficient number, since it is larger than the sum of its proper divisors (35187105).

45240255 is a wasteful number, since it uses less digits than its factorization.

45240255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335127 (or 335121 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 45240255 is about 6726.0876443888. The cubic root of 45240255 is about 356.3212156797.

The spelling of 45240255 in words is "forty-five million, two hundred forty thousand, two hundred fifty-five".