2623490 has 8 divisors (see below), whose sum is σ = 4722300. Its totient is φ = 1049392.

The previous prime is 2623487. The next prime is 2623529. The reversal of 2623490 is 943262.

It can be written as a sum of positive squares in 2 ways, for example, as 2362369 + 261121 = 1537^2 + 511^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2¹⁹ + 6⁴ + 2²¹ + 3⁶ + 4² + 9 + 0 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131165 + ... + 131184.

2^2623490 is an apocalyptic number.

2623490 is a deficient number, since it is larger than the sum of its proper divisors (2098810).

2623490 is a wasteful number, since it uses less digits than its factorization.

2623490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262356.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2623490 is about 1619.7191114511. The cubic root of 2623490 is about 137.9197531075.

It can be divided in two parts, 2623 and 490, that added together give a palindrome (3113).

The spelling of 2623490 in words is "two million, six hundred twenty-three thousand, four hundred ninety".