4040899 has 4 divisors (see below), whose sum is σ = 4065264. Its totient is φ = 4016536.

The previous prime is 4040891. The next prime is 4040903. The reversal of 4040899 is 9980404.

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 4040899 - 2³ = 4040891 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (4040891) 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, 11932 + ... + 12265.

It is an arithmetic number, because the mean of its divisors is an integer number (1016316).

Almost surely, 2^4040899 is an apocalyptic number.

4040899 is a deficient number, since it is larger than the sum of its proper divisors (24365).

4040899 is a wasteful number, since it uses less digits than its factorization.

4040899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24364.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 4040899 is about 2010.1987463930. The cubic root of 4040899 is about 159.2792976122.

The spelling of 4040899 in words is "four million, forty thousand, eight hundred ninety-nine".