45775216 has 20 divisors (see below), whose sum is σ = 91087672. Its totient is φ = 22268736.

The previous prime is 45775211. The next prime is 45775243. The reversal of 45775216 is 61257754.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45775211) 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, 38070 + ... + 39253.

Almost surely, 2^45775216 is an apocalyptic number.

It is an amenable number.

45775216 is a deficient number, since it is larger than the sum of its proper divisors (45312456).

45775216 is a wasteful number, since it uses less digits than its factorization.

45775216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77368 (or 77362 counting only the distinct ones).

The product of its digits is 58800, while the sum is 37.

The square root of 45775216 is about 6765.7383928142. The cubic root of 45775216 is about 357.7202020895.

The spelling of 45775216 in words is "forty-five million, seven hundred seventy-five thousand, two hundred sixteen".