45195394 has 4 divisors (see below), whose sum is σ = 67793094. Its totient is φ = 22597696.

The previous prime is 45195331. The next prime is 45195419. The reversal of 45195394 is 49359154.

45195394 is nontrivially palindromic in base 5.

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., 27175369 + 18020025 = 5213^2 + 4245^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11298847 + ... + 11298850.

Almost surely, 2^45195394 is an apocalyptic number.

45195394 is a deficient number, since it is larger than the sum of its proper divisors (22597700).

45195394 is a wasteful number, since it uses less digits than its factorization.

45195394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22597699.

The product of its digits is 97200, while the sum is 40.

The square root of 45195394 is about 6722.7519662710. The cubic root of 45195394 is about 356.2033986853.

The spelling of 45195394 in words is "forty-five million, one hundred ninety-five thousand, three hundred ninety-four".