45532210 has 8 divisors (see below), whose sum is σ = 81957996. Its totient is φ = 18212880.

The previous prime is 45532199. The next prime is 45532219. The reversal of 45532210 is 1223554.

It can be written as a sum of positive squares in 2 ways, for example, as 45522009 + 10201 = 6747^2 + 101^2 .

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

It is not an unprimeable number, because it can be changed into a prime (45532219) 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, 2276601 + ... + 2276620.

Almost surely, 2^45532210 is an apocalyptic number.

45532210 is a deficient number, since it is larger than the sum of its proper divisors (36425786).

45532210 is a wasteful number, since it uses less digits than its factorization.

45532210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4553228.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 45532210 is about 6747.7559232681. The cubic root of 45532210 is about 357.0860712000.

Adding to 45532210 its reverse (1223554), we get a palindrome (46755764).

The spelling of 45532210 in words is "forty-five million, five hundred thirty-two thousand, two hundred ten".