40160228 has 6 divisors (see below), whose sum is σ = 70280406. Its totient is φ = 20080112.

The previous prime is 40160201. The next prime is 40160249. The reversal of 40160228 is 82206104.

40160228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 23251684 + 16908544 = 4822^2 + 4112^2 .

It is a super-2 number, since 2×40160228² = 3225687826023968, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5020025 + ... + 5020032.

It is an arithmetic number, because the mean of its divisors is an integer number (11713401).

Almost surely, 2^40160228 is an apocalyptic number.

It is an amenable number.

40160228 is a deficient number, since it is larger than the sum of its proper divisors (30120178).

40160228 is a wasteful number, since it uses less digits than its factorization.

40160228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10040061 (or 10040059 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 40160228 is about 6337.2097961169. The cubic root of 40160228 is about 342.4512243398.

The spelling of 40160228 in words is "forty million, one hundred sixty thousand, two hundred twenty-eight".