2694644 has 18 divisors (see below), whose sum is σ = 4879602. Its totient is φ = 1302000.

The previous prime is 2694641. The next prime is 2694647. The reversal of 2694644 is 4464962.

It is an interprime number because it is at equal distance from previous prime (2694641) and next prime (2694647).

It can be written as a sum of positive squares in only one way, i.e., 2598544 + 96100 = 1612^2 + 310^2 .

It is a super-2 number, since 2×2694644² = 14522212573472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2694641) 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, 3494 + ... + 4194.

It is an arithmetic number, because the mean of its divisors is an integer number (271089).

2^2694644 is an apocalyptic number.

It is an amenable number.

2694644 is a deficient number, since it is larger than the sum of its proper divisors (2184958).

2694644 is a wasteful number, since it uses less digits than its factorization.

2694644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 734 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 2694644 is about 1641.5370845643. The cubic root of 2694644 is about 139.1555286882.

It can be divided in two parts, 269 and 4644, that added together give a cube (4913 = 17³).

The spelling of 2694644 in words is "two million, six hundred ninety-four thousand, six hundred forty-four".