45460442 has 4 divisors (see below), whose sum is σ = 68190666. Its totient is φ = 22730220.

The previous prime is 45460439. The next prime is 45460463. The reversal of 45460442 is 24406454.

It is a happy number.

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., 29691601 + 15768841 = 5449^2 + 3971^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11365109 + ... + 11365112.

Almost surely, 2^45460442 is an apocalyptic number.

45460442 is a deficient number, since it is larger than the sum of its proper divisors (22730224).

45460442 is a wasteful number, since it uses less digits than its factorization.

45460442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22730223.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 45460442 is about 6742.4359099661. The cubic root of 45460442 is about 356.8983591782.

Adding to 45460442 its reverse (24406454), we get a palindrome (69866896).

The spelling of 45460442 in words is "forty-five million, four hundred sixty thousand, four hundred forty-two".