45971228 has 12 divisors (see below), whose sum is σ = 80575992. Its totient is φ = 22949520.

The previous prime is 45971221. The next prime is 45971231. The reversal of 45971228 is 82217954.

It is a super-2 number, since 2×45971228² = 4226707607655968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45971191 and 45971200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45971221) 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, 6050 + ... + 11337.

It is an arithmetic number, because the mean of its divisors is an integer number (6714666).

Almost surely, 2^45971228 is an apocalyptic number.

It is an amenable number.

45971228 is a deficient number, since it is larger than the sum of its proper divisors (34604764).

45971228 is a wasteful number, since it uses less digits than its factorization.

45971228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18052 (or 18050 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 45971228 is about 6780.2085513648. The cubic root of 45971228 is about 358.2300675692.

The spelling of 45971228 in words is "forty-five million, nine hundred seventy-one thousand, two hundred twenty-eight".