40298833 has 4 divisors (see below), whose sum is σ = 40413348. Its totient is φ = 40184320.

The previous prime is 40298821. The next prime is 40298837. The reversal of 40298833 is 33889204.

40298833 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.

It can be written as a sum of positive squares in 2 ways, for example, as 28547649 + 11751184 = 5343^2 + 3428^2 .

It is a cyclic number.

It is not a de Polignac number, because 40298833 - 2⁵ = 40298801 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40298792 and 40298801.

It is not an unprimeable number, because it can be changed into a prime (40298837) 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, 56728 + ... + 57433.

It is an arithmetic number, because the mean of its divisors is an integer number (10103337).

Almost surely, 2^40298833 is an apocalyptic number.

It is an amenable number.

40298833 is a deficient number, since it is larger than the sum of its proper divisors (114515).

40298833 is a wasteful number, since it uses less digits than its factorization.

40298833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114514.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 40298833 is about 6348.1361831643. The cubic root of 40298833 is about 342.8447392917.

It can be divided in two parts, 402 and 98833, that added together give a triangular number (99235 = T₄₄₅).

The spelling of 40298833 in words is "forty million, two hundred ninety-eight thousand, eight hundred thirty-three".