45194227 has 8 divisors (see below), whose sum is σ = 49338464. Its totient is φ = 41145408.

The previous prime is 45194203. The next prime is 45194239. The reversal of 45194227 is 72249154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45194227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45194192 and 45194201.

It is not an unprimeable number, because it can be changed into a prime (45194257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22863 + ... + 24760.

It is an arithmetic number, because the mean of its divisors is an integer number (6167308).

Almost surely, 2^45194227 is an apocalyptic number.

45194227 is a deficient number, since it is larger than the sum of its proper divisors (4144237).

45194227 is a wasteful number, since it uses less digits than its factorization.

45194227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47709.

The product of its digits is 20160, while the sum is 34.

The square root of 45194227 is about 6722.6651708976. The cubic root of 45194227 is about 356.2003327907.

The spelling of 45194227 in words is "forty-five million, one hundred ninety-four thousand, two hundred twenty-seven".