2590946 has 4 divisors (see below), whose sum is σ = 3886422. Its totient is φ = 1295472.

The previous prime is 2590943. The next prime is 2590979. The reversal of 2590946 is 6490952.

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., 1413721 + 1177225 = 1189^2 + 1085^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2590943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647735 + ... + 647738.

2^2590946 is an apocalyptic number.

2590946 is a deficient number, since it is larger than the sum of its proper divisors (1295476).

2590946 is a wasteful number, since it uses less digits than its factorization.

2590946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295475.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 2590946 is about 1609.6415750098. The cubic root of 2590946 is about 137.3470873103.

The spelling of 2590946 in words is "two million, five hundred ninety thousand, nine hundred forty-six".