2461631 has 4 divisors (see below), whose sum is σ = 2465064. Its totient is φ = 2458200.

The previous prime is 2461601. The next prime is 2461637. The reversal of 2461631 is 1361642.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2461631 - 2¹⁰ = 2460607 is a prime.

It is a super-2 number, since 2×2461631² = 12119254360322, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2461597 and 2461606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2461637) 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, 185 + ... + 2226.

It is an arithmetic number, because the mean of its divisors is an integer number (616266).

2^2461631 is an apocalyptic number.

2461631 is a deficient number, since it is larger than the sum of its proper divisors (3433).

2461631 is a wasteful number, since it uses less digits than its factorization.

2461631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432.

The product of its digits is 864, while the sum is 23.

The square root of 2461631 is about 1568.9585717921. The cubic root of 2461631 is about 135.0229682000.

The spelling of 2461631 in words is "two million, four hundred sixty-one thousand, six hundred thirty-one".