45227618 has 8 divisors (see below), whose sum is σ = 68274012. Its totient is φ = 22469616.

The previous prime is 45227597. The next prime is 45227641. The reversal of 45227618 is 81672254.

It can be written as a sum of positive squares in 2 ways, for example, as 37736449 + 7491169 = 6143^2 + 2737^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71705 + ... + 72332.

Almost surely, 2^45227618 is an apocalyptic number.

45227618 is a deficient number, since it is larger than the sum of its proper divisors (23046394).

45227618 is a wasteful number, since it uses less digits than its factorization.

45227618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144196.

The product of its digits is 26880, while the sum is 35.

The square root of 45227618 is about 6725.1481768062. The cubic root of 45227618 is about 356.2880354178.

The spelling of 45227618 in words is "forty-five million, two hundred twenty-seven thousand, six hundred eighteen".