45857922 has 32 divisors (see below), whose sum is σ = 100859904. Its totient is φ = 13784400.

The previous prime is 45857921. The next prime is 45857923. The reversal of 45857922 is 22975854.

It is an interprime number because it is at equal distance from previous prime (45857921) and next prime (45857923).

It is not an unprimeable number, because it can be changed into a prime (45857921) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5647 + ... + 11117.

It is an arithmetic number, because the mean of its divisors is an integer number (3151872).

Almost surely, 2^45857922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45857922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50429952).

45857922 is an abundant number, since it is smaller than the sum of its proper divisors (55001982).

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

45857922 is a wasteful number, since it uses less digits than its factorization.

45857922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614.

The product of its digits is 201600, while the sum is 42.

The square root of 45857922 is about 6771.8477537523. The cubic root of 45857922 is about 357.9355137013.

The spelling of 45857922 in words is "forty-five million, eight hundred fifty-seven thousand, nine hundred twenty-two".