2361656 has 32 divisors (see below), whose sum is σ = 4942080. Its totient is φ = 1048800.

The previous prime is 2361649. The next prime is 2361701. The reversal of 2361656 is 6561632.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3851 + ... + 4421.

It is an arithmetic number, because the mean of its divisors is an integer number (154440).

2^2361656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2361656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2471040).

2361656 is an abundant number, since it is smaller than the sum of its proper divisors (2580424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2361656 is a wasteful number, since it uses less digits than its factorization.

2361656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 631 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 2361656 is about 1536.7680371481. The cubic root of 2361656 is about 133.1697382458.

The spelling of 2361656 in words is "two million, three hundred sixty-one thousand, six hundred fifty-six".