45423297 has 6 divisors (see below), whose sum is σ = 65611442. Its totient is φ = 30282192.

The previous prime is 45423293. The next prime is 45423307. The reversal of 45423297 is 79232454.

It can be written as a sum of positive squares in only one way, i.e., 41873841 + 3549456 = 6471^2 + 1884^2 .

It is not a de Polignac number, because 45423297 - 2² = 45423293 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45423293) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2523508 + ... + 2523525.

Almost surely, 2^45423297 is an apocalyptic number.

It is an amenable number.

45423297 is a deficient number, since it is larger than the sum of its proper divisors (20188145).

45423297 is a wasteful number, since it uses less digits than its factorization.

45423297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5047039 (or 5047036 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 45423297 is about 6739.6807787906. The cubic root of 45423297 is about 356.8011273777.

The spelling of 45423297 in words is "forty-five million, four hundred twenty-three thousand, two hundred ninety-seven".