4049043 has 8 divisors (see below), whose sum is σ = 5716368. Its totient is φ = 2540544.

The previous prime is 4049039. The next prime is 4049047. The reversal of 4049043 is 3409404.

It is an interprime number because it is at equal distance from previous prime (4049039) and next prime (4049047).

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

It is not a de Polignac number, because 4049043 - 2² = 4049039 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (4049047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39646 + ... + 39747.

It is an arithmetic number, because the mean of its divisors is an integer number (714546).

Almost surely, 2^4049043 is an apocalyptic number.

4049043 is a deficient number, since it is larger than the sum of its proper divisors (1667325).

4049043 is a wasteful number, since it uses less digits than its factorization.

4049043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79413.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 4049043 is about 2012.2233971406. The cubic root of 4049043 is about 159.3862292741.

The spelling of 4049043 in words is "four million, forty-nine thousand, forty-three".