45432202 has 4 divisors (see below), whose sum is σ = 68148306. Its totient is φ = 22716100.

The previous prime is 45432193. The next prime is 45432229. The reversal of 45432202 is 20223454.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43441281 + 1990921 = 6591^2 + 1411^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11358049 + ... + 11358052.

Almost surely, 2^45432202 is an apocalyptic number.

45432202 is a deficient number, since it is larger than the sum of its proper divisors (22716104).

45432202 is a wasteful number, since it uses less digits than its factorization.

45432202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22716103.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 45432202 is about 6740.3413860130. The cubic root of 45432202 is about 356.8244421863.

Adding to 45432202 its reverse (20223454), we get a palindrome (65655656).

The spelling of 45432202 in words is "forty-five million, four hundred thirty-two thousand, two hundred two".