45881227 has 4 divisors (see below), whose sum is σ = 52435696. Its totient is φ = 39326760.

The previous prime is 45881197. The next prime is 45881233. The reversal of 45881227 is 72218854.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72218854 = 2 ⋅36109427.

It is a cyclic number.

It is not a de Polignac number, because 45881227 - 2¹¹ = 45879179 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (45881237) 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, 3277224 + ... + 3277237.

It is an arithmetic number, because the mean of its divisors is an integer number (13108924).

Almost surely, 2^45881227 is an apocalyptic number.

45881227 is a deficient number, since it is larger than the sum of its proper divisors (6554469).

45881227 is an equidigital number, since it uses as much as digits as its factorization.

45881227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6554468.

The product of its digits is 35840, while the sum is 37.

The square root of 45881227 is about 6773.5682620019. The cubic root of 45881227 is about 357.9961377193.

The spelling of 45881227 in words is "forty-five million, eight hundred eighty-one thousand, two hundred twenty-seven".