45253170 has 48 divisors (see below), whose sum is σ = 118265472. Its totient is φ = 12005280.

The previous prime is 45253163. The next prime is 45253249. The reversal of 45253170 is 7135254.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17799 + ... + 20181.

It is an arithmetic number, because the mean of its divisors is an integer number (2463864).

Almost surely, 2^45253170 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45253170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59132736).

45253170 is an abundant number, since it is smaller than the sum of its proper divisors (73012302).

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

45253170 is a wasteful number, since it uses less digits than its factorization.

45253170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2607 (or 2604 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 45253170 is about 6727.0476436547. The cubic root of 45253170 is about 356.3551194870.

The spelling of 45253170 in words is "forty-five million, two hundred fifty-three thousand, one hundred seventy".