2626490 has 8 divisors (see below), whose sum is σ = 4727700. Its totient is φ = 1050592.

The previous prime is 2626471. The next prime is 2626493. The reversal of 2626490 is 946262.

It can be written as a sum of positive squares in 2 ways, for example, as 2621161 + 5329 = 1619^2 + 73^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2626493) 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, 131315 + ... + 131334.

2^2626490 is an apocalyptic number.

2626490 is a deficient number, since it is larger than the sum of its proper divisors (2101210).

2626490 is a wasteful number, since it uses less digits than its factorization.

2626490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262656.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2626490 is about 1620.6449333522. The cubic root of 2626490 is about 137.9723041808.

The spelling of 2626490 in words is "two million, six hundred twenty-six thousand, four hundred ninety".