45544923 has 10 divisors (see below), whose sum is σ = 68036364. Its totient is φ = 30363228.

The previous prime is 45544913. The next prime is 45544937. The reversal of 45544923 is 32944554.

It is a happy number.

It is not a de Polignac number, because 45544923 - 2⁴ = 45544907 is a prime.

It is a super-2 number, since 2×45544923² = 4148680022151858, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45544913) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 281061 + ... + 281222.

Almost surely, 2^45544923 is an apocalyptic number.

45544923 is a deficient number, since it is larger than the sum of its proper divisors (22491441).

45544923 is an equidigital number, since it uses as much as digits as its factorization.

45544923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562295 (or 562286 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 45544923 is about 6748.6978744051. The cubic root of 45544923 is about 357.1193019817.

The spelling of 45544923 in words is "forty-five million, five hundred forty-four thousand, nine hundred twenty-three".