40476399 has 8 divisors (see below), whose sum is σ = 54575280. Its totient is φ = 26680896.

The previous prime is 40476391. The next prime is 40476463. The reversal of 40476399 is 99367404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40476399 - 2³ = 40476391 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 40476399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40476391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75532 + ... + 76065.

It is an arithmetic number, because the mean of its divisors is an integer number (6821910).

Almost surely, 2^40476399 is an apocalyptic number.

40476399 is a deficient number, since it is larger than the sum of its proper divisors (14098881).

40476399 is a wasteful number, since it uses less digits than its factorization.

40476399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151689.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 40476399 is about 6362.1064907780. The cubic root of 40476399 is about 343.3475526416.

The spelling of 40476399 in words is "forty million, four hundred seventy-six thousand, three hundred ninety-nine".