40299682 has 4 divisors (see below), whose sum is σ = 60449526. Its totient is φ = 20149840.

The previous prime is 40299667. The next prime is 40299683. The reversal of 40299682 is 28699204.

40299682 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 only one way, i.e., 23726641 + 16573041 = 4871^2 + 4071^2 .

It is a super-2 number, since 2×40299682² = 3248128738602248, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40299683) 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 as a sum of consecutive naturals, namely, 10074919 + ... + 10074922.

Almost surely, 2^40299682 is an apocalyptic number.

40299682 is a deficient number, since it is larger than the sum of its proper divisors (20149844).

40299682 is a wasteful number, since it uses less digits than its factorization.

40299682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20149843.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 40299682 is about 6348.2030528331. The cubic root of 40299682 is about 342.8471469143.

The spelling of 40299682 in words is "forty million, two hundred ninety-nine thousand, six hundred eighty-two".