2631359 has 4 divisors (see below), whose sum is σ = 2650704. Its totient is φ = 2612016.

The previous prime is 2631347. The next prime is 2631401. The reversal of 2631359 is 9531362.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2631359 - 2⁸ = 2631103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2631259) 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, 9467 + ... + 9740.

It is an arithmetic number, because the mean of its divisors is an integer number (662676).

2^2631359 is an apocalyptic number.

2631359 is a deficient number, since it is larger than the sum of its proper divisors (19345).

2631359 is a wasteful number, since it uses less digits than its factorization.

2631359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19344.

The product of its digits is 4860, while the sum is 29.

The square root of 2631359 is about 1622.1464175592. The cubic root of 2631359 is about 138.0575094618.

The spelling of 2631359 in words is "two million, six hundred thirty-one thousand, three hundred fifty-nine".