40433828 has 12 divisors (see below), whose sum is σ = 70965552. Its totient is φ = 20157960.

The previous prime is 40433807. The next prime is 40433867. The reversal of 40433828 is 82833404.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 40433794 and 40433803.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13178 + ... + 15953.

It is an arithmetic number, because the mean of its divisors is an integer number (5913796).

Almost surely, 2^40433828 is an apocalyptic number.

It is an amenable number.

40433828 is a deficient number, since it is larger than the sum of its proper divisors (30531724).

40433828 is a wasteful number, since it uses less digits than its factorization.

40433828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29482 (or 29480 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 40433828 is about 6358.7599420013. The cubic root of 40433828 is about 343.2271386360.

The spelling of 40433828 in words is "forty million, four hundred thirty-three thousand, eight hundred twenty-eight".