45638354 has 4 divisors (see below), whose sum is σ = 68457534. Its totient is φ = 22819176.

The previous prime is 45638347. The next prime is 45638357. The reversal of 45638354 is 45383654.

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., 42315025 + 3323329 = 6505^2 + 1823^2 .

It is not an unprimeable number, because it can be changed into a prime (45638357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11409587 + ... + 11409590.

Almost surely, 2^45638354 is an apocalyptic number.

45638354 is a deficient number, since it is larger than the sum of its proper divisors (22819180).

45638354 is a wasteful number, since it uses less digits than its factorization.

45638354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22819179.

The product of its digits is 172800, while the sum is 38.

The square root of 45638354 is about 6755.6164781610. The cubic root of 45638354 is about 357.3633337461.

The spelling of 45638354 in words is "forty-five million, six hundred thirty-eight thousand, three hundred fifty-four".