45052222 has 8 divisors (see below), whose sum is σ = 67993416. Its totient is φ = 22387752.

The previous prime is 45052187. The next prime is 45052237. The reversal of 45052222 is 22225054.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 45052193 and 45052202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68773 + ... + 69424.

It is an arithmetic number, because the mean of its divisors is an integer number (8499177).

Almost surely, 2^45052222 is an apocalyptic number.

45052222 is a deficient number, since it is larger than the sum of its proper divisors (22941194).

45052222 is a wasteful number, since it uses less digits than its factorization.

45052222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138362.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 45052222 is about 6712.0952019470. The cubic root of 45052222 is about 355.8268684309.

Adding to 45052222 its reverse (22225054), we get a palindrome (67277276).

The spelling of 45052222 in words is "forty-five million, fifty-two thousand, two hundred twenty-two".