45392227 has 4 divisors (see below), whose sum is σ = 48062376. Its totient is φ = 42722080.

The previous prime is 45392209. The next prime is 45392231. The reversal of 45392227 is 72229354.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45392227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45392192 and 45392201.

It is not an unprimeable number, because it can be changed into a prime (45392027) 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, 1335049 + ... + 1335082.

It is an arithmetic number, because the mean of its divisors is an integer number (12015594).

Almost surely, 2^45392227 is an apocalyptic number.

45392227 is a deficient number, since it is larger than the sum of its proper divisors (2670149).

45392227 is a wasteful number, since it uses less digits than its factorization.

45392227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2670148.

The product of its digits is 30240, while the sum is 34.

The square root of 45392227 is about 6737.3753791814. The cubic root of 45392227 is about 356.7197569479.

The spelling of 45392227 in words is "forty-five million, three hundred ninety-two thousand, two hundred twenty-seven".