40425699 has 4 divisors (see below), whose sum is σ = 53900936. Its totient is φ = 26950464.

The previous prime is 40425689. The next prime is 40425703. The reversal of 40425699 is 99652404.

40425699 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 not a de Polignac number, because 40425699 - 2⁵ = 40425667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40425689) 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, 6737614 + ... + 6737619.

It is an arithmetic number, because the mean of its divisors is an integer number (13475234).

Almost surely, 2^40425699 is an apocalyptic number.

40425699 is a deficient number, since it is larger than the sum of its proper divisors (13475237).

40425699 is a wasteful number, since it uses less digits than its factorization.

40425699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13475236.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 40425699 is about 6358.1207129151. The cubic root of 40425699 is about 343.2041357813.

The spelling of 40425699 in words is "forty million, four hundred twenty-five thousand, six hundred ninety-nine".