2614649 has 4 divisors (see below), whose sum is σ = 2664036. Its totient is φ = 2565264.

The previous prime is 2614631. The next prime is 2614681. The reversal of 2614649 is 9464162.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9464162 = 2 ⋅4732081.

It can be written as a sum of positive squares in 2 ways, for example, as 2371600 + 243049 = 1540^2 + 493^2 .

It is a cyclic number.

It is not a de Polignac number, because 2614649 - 2⁸ = 2614393 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2614699) 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, 24614 + ... + 24719.

It is an arithmetic number, because the mean of its divisors is an integer number (666009).

2^2614649 is an apocalyptic number.

It is an amenable number.

2614649 is a deficient number, since it is larger than the sum of its proper divisors (49387).

2614649 is an equidigital number, since it uses as much as digits as its factorization.

2614649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49386.

The product of its digits is 10368, while the sum is 32.

The square root of 2614649 is about 1616.9876313689. The cubic root of 2614649 is about 137.7646517200.

The spelling of 2614649 in words is "two million, six hundred fourteen thousand, six hundred forty-nine".