45234222 has 16 divisors (see below), whose sum is σ = 98692992. Its totient is φ = 13707320.

The previous prime is 45234221. The next prime is 45234223. The reversal of 45234222 is 22243254.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45234221) and next prime (45234223).

It is a super-2 number, since 2×45234222² = 4092269679890568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45234192 and 45234201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45234221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342618 + ... + 342749.

It is an arithmetic number, because the mean of its divisors is an integer number (6168312).

Almost surely, 2^45234222 is an apocalyptic number.

45234222 is an abundant number, since it is smaller than the sum of its proper divisors (53458770).

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

45234222 is a wasteful number, since it uses less digits than its factorization.

45234222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685383.

The product of its digits is 3840, while the sum is 24.

The square root of 45234222 is about 6725.6391517833. The cubic root of 45234222 is about 356.3053759409.

Adding to 45234222 its reverse (22243254), we get a palindrome (67477476).

The spelling of 45234222 in words is "forty-five million, two hundred thirty-four thousand, two hundred twenty-two".