45442255 has 8 divisors (see below), whose sum is σ = 55425024. Its totient is φ = 35757600.

The previous prime is 45442157. The next prime is 45442277. The reversal of 45442255 is 55224454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45442255 - 2¹⁹ = 44917967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74191 + ... + 74800.

It is an arithmetic number, because the mean of its divisors is an integer number (6928128).

Almost surely, 2^45442255 is an apocalyptic number.

45442255 is a deficient number, since it is larger than the sum of its proper divisors (9982769).

45442255 is a wasteful number, since it uses less digits than its factorization.

45442255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149057.

The product of its digits is 32000, while the sum is 31.

The square root of 45442255 is about 6741.0870785060. The cubic root of 45442255 is about 356.8507589940.

The spelling of 45442255 in words is "forty-five million, four hundred forty-two thousand, two hundred fifty-five".