2670669 has 6 divisors (see below), whose sum is σ = 3857646. Its totient is φ = 1780440.

The previous prime is 2670667. The next prime is 2670673. The reversal of 2670669 is 9660762.

It can be written as a sum of positive squares in only one way, i.e., 2518569 + 152100 = 1587^2 + 390^2 .

It is not a de Polignac number, because 2670669 - 2¹ = 2670667 is a prime.

It is a super-2 number, since 2×2670669² = 14264945815122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2670667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148362 + ... + 148379.

It is an arithmetic number, because the mean of its divisors is an integer number (642941).

2^2670669 is an apocalyptic number.

It is an amenable number.

2670669 is a deficient number, since it is larger than the sum of its proper divisors (1186977).

2670669 is a wasteful number, since it uses less digits than its factorization.

2670669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296747 (or 296744 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 2670669 is about 1634.2181616908. The cubic root of 2670669 is about 138.7415967640.

The spelling of 2670669 in words is "two million, six hundred seventy thousand, six hundred sixty-nine".