2361556 has 6 divisors (see below), whose sum is σ = 4132730. Its totient is φ = 1180776.

The previous prime is 2361539. The next prime is 2361563. The reversal of 2361556 is 6551632.

It can be written as a sum of positive squares in only one way, i.e., 2250000 + 111556 = 1500^2 + 334^2 .

It is a super-2 number, since 2×2361556² = 11153893482272, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 295191 + ... + 295198.

2^2361556 is an apocalyptic number.

It is an amenable number.

2361556 is a deficient number, since it is larger than the sum of its proper divisors (1771174).

2361556 is a wasteful number, since it uses less digits than its factorization.

2361556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590393 (or 590391 counting only the distinct ones).

The product of its digits is 5400, while the sum is 28.

The square root of 2361556 is about 1536.7355009890. The cubic root of 2361556 is about 133.1678586097.

The spelling of 2361556 in words is "two million, three hundred sixty-one thousand, five hundred fifty-six".