2671653 has 4 divisors (see below), whose sum is σ = 3562208. Its totient is φ = 1781100.

The previous prime is 2671651. The next prime is 2671661. The reversal of 2671653 is 3561762.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2671653 - 2¹ = 2671651 is a prime.

It is a D-number.

It is a Duffinian number.

2671653 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2671653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2671651) 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, 445273 + ... + 445278.

It is an arithmetic number, because the mean of its divisors is an integer number (890552).

2^2671653 is an apocalyptic number.

It is an amenable number.

2671653 is a deficient number, since it is larger than the sum of its proper divisors (890555).

2671653 is an equidigital number, since it uses as much as digits as its factorization.

2671653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890554.

The product of its digits is 7560, while the sum is 30.

The square root of 2671653 is about 1634.5191953599. The cubic root of 2671653 is about 138.7586343137.

The spelling of 2671653 in words is "two million, six hundred seventy-one thousand, six hundred fifty-three".