45052254 has 64 divisors (see below), whose sum is σ = 111585600. Its totient is φ = 13378176.

The previous prime is 45052253. The next prime is 45052277. The reversal of 45052254 is 45225054.

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 (45052253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19252 + ... + 21464.

It is an arithmetic number, because the mean of its divisors is an integer number (1743525).

Almost surely, 2^45052254 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45052254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55792800).

45052254 is an abundant number, since it is smaller than the sum of its proper divisors (66533346).

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

45052254 is a wasteful number, since it uses less digits than its factorization.

45052254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266 (or 2260 counting only the distinct ones).

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

The square root of 45052254 is about 6712.0975857030. The cubic root of 45052254 is about 355.8269526773.

The spelling of 45052254 in words is "forty-five million, fifty-two thousand, two hundred fifty-four".