40733399 has 4 divisors (see below), whose sum is σ = 46552464. Its totient is φ = 34914336.

The previous prime is 40733393. The next prime is 40733417. The reversal of 40733399 is 99333704.

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

It is a cyclic number.

It is not a de Polignac number, because 40733399 - 2⁴ = 40733383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40733393) 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, 2909522 + ... + 2909535.

It is an arithmetic number, because the mean of its divisors is an integer number (11638116).

Almost surely, 2^40733399 is an apocalyptic number.

40733399 is a deficient number, since it is larger than the sum of its proper divisors (5819065).

40733399 is an equidigital number, since it uses as much as digits as its factorization.

40733399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5819064.

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 40733399 is about 6382.2722442716. The cubic root of 40733399 is about 344.0727013053.

The spelling of 40733399 in words is "forty million, seven hundred thirty-three thousand, three hundred ninety-nine".