45816473 has 4 divisors (see below), whose sum is σ = 45911040. Its totient is φ = 45721908.

The previous prime is 45816461. The next prime is 45816497. The reversal of 45816473 is 37461854.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37461854 = 2 ⋅18730927.

It is a cyclic number.

It is not a de Polignac number, because 45816473 - 2⁸ = 45816217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45816403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46553 + ... + 47526.

It is an arithmetic number, because the mean of its divisors is an integer number (11477760).

Almost surely, 2^45816473 is an apocalyptic number.

It is an amenable number.

45816473 is a deficient number, since it is larger than the sum of its proper divisors (94567).

45816473 is an equidigital number, since it uses as much as digits as its factorization.

45816473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94566.

The product of its digits is 80640, while the sum is 38.

The square root of 45816473 is about 6768.7866711841. The cubic root of 45816473 is about 357.8276403642.

The spelling of 45816473 in words is "forty-five million, eight hundred sixteen thousand, four hundred seventy-three".