2546290 has 16 divisors (see below), whose sum is σ = 4636440. Its totient is φ = 1006720.

The previous prime is 2546281. The next prime is 2546293. The reversal of 2546290 is 926452.

It can be written as a sum of positive squares in 4 ways, for example, as 1734489 + 811801 = 1317^2 + 901^2 .

It is a d-powerful number, because it can be written as 2¹¹ + 5⁹ + 4 + 6⁵ + 2¹⁹ + 9⁵ + 0 .

It is not an unprimeable number, because it can be changed into a prime (2546293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541 + ... + 2320.

2^2546290 is an apocalyptic number.

2546290 is a deficient number, since it is larger than the sum of its proper divisors (2090150).

2546290 is a wasteful number, since it uses less digits than its factorization.

2546290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2957.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 2546290 is about 1595.7098733792. The cubic root of 2546290 is about 136.5534325468.

It can be divided in two parts, 25462 and 90, that added together give a palindrome (25552).

The spelling of 2546290 in words is "two million, five hundred forty-six thousand, two hundred ninety".