4049006 has 8 divisors (see below), whose sum is σ = 6540744. Its totient is φ = 1868760.

The previous prime is 4048991. The next prime is 4049029. The reversal of 4049006 is 6009404.

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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, 77840 + ... + 77891.

It is an arithmetic number, because the mean of its divisors is an integer number (817593).

Almost surely, 2^4049006 is an apocalyptic number.

4049006 is a deficient number, since it is larger than the sum of its proper divisors (2491738).

4049006 is a wasteful number, since it uses less digits than its factorization.

4049006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155746.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 4049006 is about 2012.2142033094. The cubic root of 4049006 is about 159.3857437842.

The spelling of 4049006 in words is "four million, forty-nine thousand, six".