4012049 has 4 divisors (see below), whose sum is σ = 4026036. Its totient is φ = 3998064.

The previous prime is 4012037. The next prime is 4012067. The reversal of 4012049 is 9402104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3940225 + 71824 = 1985^2 + 268^2 .

It is a cyclic number.

It is not a de Polignac number, because 4012049 - 2⁴ = 4012033 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4012049.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012069) 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, 6554 + ... + 7139.

It is an arithmetic number, because the mean of its divisors is an integer number (1006509).

Almost surely, 2^4012049 is an apocalyptic number.

It is an amenable number.

4012049 is a deficient number, since it is larger than the sum of its proper divisors (13987).

4012049 is a wasteful number, since it uses less digits than its factorization.

4012049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13986.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 4012049 is about 2003.0099849976. The cubic root of 4012049 is about 158.8993337189.

The spelling of 4012049 in words is "four million, twelve thousand, forty-nine".