2361973 has 4 divisors (see below), whose sum is σ = 2365228. Its totient is φ = 2358720.

The previous prime is 2361959. The next prime is 2361977. The reversal of 2361973 is 3791632.

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 can be written as a sum of positive squares in 2 ways, for example, as 2022084 + 339889 = 1422^2 + 583^2 .

It is a cyclic number.

It is not a de Polignac number, because 2361973 - 2⁵ = 2361941 is a prime.

It is a d-powerful number, because it can be written as 2¹⁵ + 3¹⁰ + 6⁸ + 1 + 9⁵ + 7² + 3¹² .

It is a Duffinian number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361977) 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, 13 + ... + 2173.

It is an arithmetic number, because the mean of its divisors is an integer number (591307).

2^2361973 is an apocalyptic number.

It is an amenable number.

2361973 is a deficient number, since it is larger than the sum of its proper divisors (3255).

2361973 is a wasteful number, since it uses less digits than its factorization.

2361973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3254.

The product of its digits is 6804, while the sum is 31.

The square root of 2361973 is about 1536.8711722197. The cubic root of 2361973 is about 133.1756963417.

It can be divided in two parts, 236 and 1973, that added together give a square (2209 = 47²).

The spelling of 2361973 in words is "two million, three hundred sixty-one thousand, nine hundred seventy-three".