2061947 has 4 divisors (see below), whose sum is σ = 2183256. Its totient is φ = 1940640.

The previous prime is 2061923. The next prime is 2061967. The reversal of 2061947 is 7491602.

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 2061947 - 2⁶ = 2061883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2061907) 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, 60629 + ... + 60662.

It is an arithmetic number, because the mean of its divisors is an integer number (545814).

2^2061947 is an apocalyptic number.

2061947 is a deficient number, since it is larger than the sum of its proper divisors (121309).

2061947 is a wasteful number, since it uses less digits than its factorization.

2061947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121308.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2061947 is about 1435.9481188400. The cubic root of 2061947 is about 127.2797067446.

The spelling of 2061947 in words is "two million, sixty-one thousand, nine hundred forty-seven".