40828366 has 4 divisors (see below), whose sum is σ = 61242552. Its totient is φ = 20414182.

The previous prime is 40828363. The next prime is 40828387. The reversal of 40828366 is 66382804.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40828363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10207090 + ... + 10207093.

It is an arithmetic number, because the mean of its divisors is an integer number (15310638).

Almost surely, 2^40828366 is an apocalyptic number.

40828366 is a deficient number, since it is larger than the sum of its proper divisors (20414186).

40828366 is a wasteful number, since it uses less digits than its factorization.

40828366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20414185.

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 40828366 is about 6389.7078180461. The cubic root of 40828366 is about 344.3398873844.

The spelling of 40828366 in words is "forty million, eight hundred twenty-eight thousand, three hundred sixty-six".