2533402 has 8 divisors (see below), whose sum is σ = 3808116. Its totient is φ = 1264032.

The previous prime is 2533397. The next prime is 2533417. The reversal of 2533402 is 2043352.

It can be written as a sum of positive squares in 2 ways, for example, as 2313441 + 219961 = 1521^2 + 469^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2533402.

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, 208 + ... + 2260.

2^2533402 is an apocalyptic number.

2533402 is a deficient number, since it is larger than the sum of its proper divisors (1274714).

2533402 is a wasteful number, since it uses less digits than its factorization.

2533402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2533402 is about 1591.6664223386. Note that the first 3 decimals coincide. The cubic root of 2533402 is about 136.3226551869.

Adding to 2533402 its reverse (2043352), we get a palindrome (4576754).

It can be divided in two parts, 253 and 3402, that added together give a triangular number (3655 = T₈₅).

The spelling of 2533402 in words is "two million, five hundred thirty-three thousand, four hundred two".