2631346 has 4 divisors (see below), whose sum is σ = 3947022. Its totient is φ = 1315672.

The previous prime is 2631337. The next prime is 2631347. The reversal of 2631346 is 6431362.

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

It can be written as a sum of positive squares in only one way, i.e., 1334025 + 1297321 = 1155^2 + 1139^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2631346.

It is not an unprimeable number, because it can be changed into a prime (2631347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657835 + ... + 657838.

2^2631346 is an apocalyptic number.

2631346 is a deficient number, since it is larger than the sum of its proper divisors (1315676).

2631346 is a wasteful number, since it uses less digits than its factorization.

2631346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315675.

The product of its digits is 2592, while the sum is 25.

The square root of 2631346 is about 1622.1424105176. The cubic root of 2631346 is about 138.0572821077.

The spelling of 2631346 in words is "two million, six hundred thirty-one thousand, three hundred forty-six".