2623094644 has 6 divisors (see below), whose sum is σ = 4590415634. Its totient is φ = 1311547320.

The previous prime is 2623094633. The next prime is 2623094657. The reversal of 2623094644 is 4464903262.

It can be written as a sum of positive squares in only one way, i.e., 2247897744 + 375196900 = 47412^2 + 19370^2 .

It is a super-2 number, since 2×2623094644² = 13761251022762973472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2623094597 and 2623094606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327886827 + ... + 327886834.

Almost surely, 2^2623094644 is an apocalyptic number.

It is an amenable number.

2623094644 is a deficient number, since it is larger than the sum of its proper divisors (1967320990).

2623094644 is a wasteful number, since it uses less digits than its factorization.

2623094644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655773665 (or 655773663 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The square root of 2623094644 is about 51216.1560837984. The cubic root of 2623094644 is about 1379.1282465961.

The spelling of 2623094644 in words is "two billion, six hundred twenty-three million, ninety-four thousand, six hundred forty-four".