2061607 has 4 divisors (see below), whose sum is σ = 2182896. Its totient is φ = 1940320.

The previous prime is 2061601. The next prime is 2061613. The reversal of 2061607 is 7061602.

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

It is an interprime number because it is at equal distance from previous prime (2061601) and next prime (2061613).

It is a cyclic number.

It is not a de Polignac number, because 2061607 - 2³ = 2061599 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2061601) 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, 60619 + ... + 60652.

It is an arithmetic number, because the mean of its divisors is an integer number (545724).

2^2061607 is an apocalyptic number.

2061607 is a deficient number, since it is larger than the sum of its proper divisors (121289).

2061607 is a wasteful number, since it uses less digits than its factorization.

2061607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121288.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 2061607 is about 1435.8297252808. The cubic root of 2061607 is about 127.2727105288.

Multiplying 2061607 by its sum of digits (22), we get a palindrome (45355354).

The spelling of 2061607 in words is "two million, sixty-one thousand, six hundred seven".