40328833 has 4 divisors (see below), whose sum is σ = 40387888. Its totient is φ = 40269780.

The previous prime is 40328831. The next prime is 40328843. The reversal of 40328833 is 33882304.

40328833 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40328833 - 2¹ = 40328831 is a prime.

It is a super-2 number, since 2×40328833² = 3252829542283778, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40328795 and 40328804.

It is not an unprimeable number, because it can be changed into a prime (40328831) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 28491 + ... + 29872.

It is an arithmetic number, because the mean of its divisors is an integer number (10096972).

Almost surely, 2^40328833 is an apocalyptic number.

It is an amenable number.

40328833 is a deficient number, since it is larger than the sum of its proper divisors (59055).

40328833 is an equidigital number, since it uses as much as digits as its factorization.

40328833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59054.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 40328833 is about 6350.4986418391. The cubic root of 40328833 is about 342.9297937891.

The spelling of 40328833 in words is "forty million, three hundred twenty-eight thousand, eight hundred thirty-three".