40228276 has 12 divisors (see below), whose sum is σ = 76799520. Its totient is φ = 18285560.

The previous prime is 40228271. The next prime is 40228277. The reversal of 40228276 is 67282204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40228271) 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, 457096 + ... + 457183.

It is an arithmetic number, because the mean of its divisors is an integer number (6399960).

Almost surely, 2^40228276 is an apocalyptic number.

It is an amenable number.

40228276 is a deficient number, since it is larger than the sum of its proper divisors (36571244).

40228276 is a wasteful number, since it uses less digits than its factorization.

40228276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914294 (or 914292 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 40228276 is about 6342.5764481006. The cubic root of 40228276 is about 342.6445330995.

It can be divided in two parts, 40228 and 276, that added together give a palindrome (40504).

The spelling of 40228276 in words is "forty million, two hundred twenty-eight thousand, two hundred seventy-six".