2070765 has 20 divisors (see below), whose sum is σ = 3712764. Its totient is φ = 1104192.

The previous prime is 2070749. The next prime is 2070781. The reversal of 2070765 is 5670702.

It is an interprime number because it is at equal distance from previous prime (2070749) and next prime (2070781).

It can be written as a sum of positive squares in 2 ways, for example, as 272484 + 1798281 = 522^2 + 1341^2 .

It is not a de Polignac number, because 2070765 - 2⁴ = 2070749 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2152 + ... + 2961.

2^2070765 is an apocalyptic number.

It is an amenable number.

2070765 is a deficient number, since it is larger than the sum of its proper divisors (1641999).

2070765 is an equidigital number, since it uses as much as digits as its factorization.

2070765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5130 (or 5121 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 2070765 is about 1439.0152883135. The cubic root of 2070765 is about 127.4608876570.

The spelling of 2070765 in words is "two million, seventy thousand, seven hundred sixty-five".