2064019 has 4 divisors (see below), whose sum is σ = 2077840. Its totient is φ = 2050200.

The previous prime is 2063993. The next prime is 2064031. The reversal of 2064019 is 9104602.

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 2064019 - 2⁹ = 2063507 is a prime.

It is a super-2 number, since 2×2064019² = 8520348864722, which contains 22 as substring.

It is a Duffinian number.

2064019 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2064619) 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, 6684 + ... + 6985.

It is an arithmetic number, because the mean of its divisors is an integer number (519460).

2^2064019 is an apocalyptic number.

2064019 is a deficient number, since it is larger than the sum of its proper divisors (13821).

2064019 is a wasteful number, since it uses less digits than its factorization.

2064019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13820.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2064019 is about 1436.6694122170. The cubic root of 2064019 is about 127.3223258914.

It can be divided in two parts, 206 and 4019, that added together give a square (4225 = 65²).

The spelling of 2064019 in words is "two million, sixty-four thousand, nineteen".