45442966 has 4 divisors (see below), whose sum is σ = 68164452. Its totient is φ = 22721482.

The previous prime is 45442949. The next prime is 45442967. The reversal of 45442966 is 66924454.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45442967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11360740 + ... + 11360743.

It is an arithmetic number, because the mean of its divisors is an integer number (17041113).

Almost surely, 2^45442966 is an apocalyptic number.

45442966 is a deficient number, since it is larger than the sum of its proper divisors (22721486).

45442966 is a wasteful number, since it uses less digits than its factorization.

45442966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22721485.

The product of its digits is 207360, while the sum is 40.

The square root of 45442966 is about 6741.1398146011. The cubic root of 45442966 is about 356.8526201074.

The spelling of 45442966 in words is "forty-five million, four hundred forty-two thousand, nine hundred sixty-six".