2671669 has 32 divisors (see below), whose sum is σ = 3822336. Its totient is φ = 1797120.

The previous prime is 2671667. The next prime is 2671679. The reversal of 2671669 is 9661762.

It is not a de Polignac number, because 2671669 - 2¹ = 2671667 is a prime.

It is a super-2 number, since 2×2671669² = 14275630491122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2671661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16939 + ... + 17095.

It is an arithmetic number, because the mean of its divisors is an integer number (119448).

2^2671669 is an apocalyptic number.

It is an amenable number.

2671669 is a deficient number, since it is larger than the sum of its proper divisors (1150667).

2671669 is a wasteful number, since it uses less digits than its factorization.

2671669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205.

The product of its digits is 27216, while the sum is 37.

The square root of 2671669 is about 1634.5240897582. The cubic root of 2671669 is about 138.7589113125.

It can be divided in two parts, 267 and 1669, that added together give a square (1936 = 44²).

The spelling of 2671669 in words is "two million, six hundred seventy-one thousand, six hundred sixty-nine".