2631368 has 8 divisors (see below), whose sum is σ = 4933830. Its totient is φ = 1315680.

The previous prime is 2631347. The next prime is 2631401. The reversal of 2631368 is 8631362.

It can be written as a sum of positive squares in only one way, i.e., 2630884 + 484 = 1622^2 + 22^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2631368.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164453 + ... + 164468.

2^2631368 is an apocalyptic number.

It is an amenable number.

2631368 is a deficient number, since it is larger than the sum of its proper divisors (2302462).

2631368 is a wasteful number, since it uses less digits than its factorization.

2631368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328927 (or 328923 counting only the distinct ones).

The product of its digits is 5184, while the sum is 29.

The square root of 2631368 is about 1622.1491916590. The cubic root of 2631368 is about 138.0576668603.

The spelling of 2631368 in words is "two million, six hundred thirty-one thousand, three hundred sixty-eight".