40319299 has 4 divisors (see below), whose sum is σ = 42072336. Its totient is φ = 38566264.

The previous prime is 40319281. The next prime is 40319303. The reversal of 40319299 is 99291304.

40319299 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 is a cyclic number.

It is not a de Polignac number, because 40319299 - 2⁷ = 40319171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40319239) 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, 876484 + ... + 876529.

It is an arithmetic number, because the mean of its divisors is an integer number (10518084).

Almost surely, 2^40319299 is an apocalyptic number.

40319299 is a deficient number, since it is larger than the sum of its proper divisors (1753037).

40319299 is a wasteful number, since it uses less digits than its factorization.

40319299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753036.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 40319299 is about 6349.7479477535. The cubic root of 40319299 is about 342.9027680436.

The spelling of 40319299 in words is "forty million, three hundred nineteen thousand, two hundred ninety-nine".