45355422 has 64 divisors (see below), whose sum is σ = 110799360. Its totient is φ = 12082176.

The previous prime is 45355403. The next prime is 45355441. The reversal of 45355422 is 22455354.

It is an interprime number because it is at equal distance from previous prime (45355403) and next prime (45355441).

It is a super-2 number, since 2×45355422² = 4114228609596168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45355422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99018 + ... + 99474.

It is an arithmetic number, because the mean of its divisors is an integer number (1731240).

Almost surely, 2^45355422 is an apocalyptic number.

45355422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45355422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55399680).

45355422 is an abundant number, since it is smaller than the sum of its proper divisors (65443938).

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

45355422 is a wasteful number, since it uses less digits than its factorization.

45355422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625.

The product of its digits is 24000, while the sum is 30.

The square root of 45355422 is about 6734.6434204047. The cubic root of 45355422 is about 356.6233188456.

The spelling of 45355422 in words is "forty-five million, three hundred fifty-five thousand, four hundred twenty-two".