45527222 has 8 divisors (see below), whose sum is σ = 73544016. Its totient is φ = 21012552.

The previous prime is 45527221. The next prime is 45527231. The reversal of 45527222 is 22272554.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45527221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875498 + ... + 875549.

It is an arithmetic number, because the mean of its divisors is an integer number (9193002).

Almost surely, 2^45527222 is an apocalyptic number.

45527222 is a deficient number, since it is larger than the sum of its proper divisors (28016794).

45527222 is a wasteful number, since it uses less digits than its factorization.

45527222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751062.

The product of its digits is 11200, while the sum is 29.

The square root of 45527222 is about 6747.3863087865. The cubic root of 45527222 is about 357.0730312710.

Adding to 45527222 its reverse (22272554), we get a palindrome (67799776).

The spelling of 45527222 in words is "forty-five million, five hundred twenty-seven thousand, two hundred twenty-two".