45122385 has 48 divisors (see below), whose sum is σ = 91634112. Its totient is φ = 18748800.

The previous prime is 45122383. The next prime is 45122401. The reversal of 45122385 is 58322154.

It is not a de Polignac number, because 45122385 - 2¹ = 45122383 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45122383) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5295 + ... + 10875.

It is an arithmetic number, because the mean of its divisors is an integer number (1909044).

Almost surely, 2^45122385 is an apocalyptic number.

It is an amenable number.

45122385 is an abundant number, since it is smaller than the sum of its proper divisors (46511727).

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

45122385 is a wasteful number, since it uses less digits than its factorization.

45122385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614 (or 5607 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 45122385 is about 6717.3197780067. The cubic root of 45122385 is about 356.0114907077.

The spelling of 45122385 in words is "forty-five million, one hundred twenty-two thousand, three hundred eighty-five".