2532290 has 8 divisors (see below), whose sum is σ = 4558140. Its totient is φ = 1012912.

The previous prime is 2532289. The next prime is 2532307. The reversal of 2532290 is 922352.

It can be written as a sum of positive squares in 2 ways, for example, as 2374681 + 157609 = 1541^2 + 397^2 .

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

It is an Ulam number.

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, 126605 + ... + 126624.

2^2532290 is an apocalyptic number.

2532290 is a deficient number, since it is larger than the sum of its proper divisors (2025850).

2532290 is a wasteful number, since it uses less digits than its factorization.

2532290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253236.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2532290 is about 1591.3170645726. The cubic root of 2532290 is about 136.3027066516.

The spelling of 2532290 in words is "two million, five hundred thirty-two thousand, two hundred ninety".