2556202 has 8 divisors (see below), whose sum is σ = 4182912. Its totient is φ = 1161900.

The previous prime is 2556193. The next prime is 2556217. The reversal of 2556202 is 2026552.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 116191 = 2556202 / (2 + 5 + 5 + 6 + 2 + 0 + 2).

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹¹ + 5⁴ + 5⁸ + 6³ + 2¹⁶ + 0 + 2²¹ .

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, 58074 + ... + 58117.

It is an arithmetic number, because the mean of its divisors is an integer number (522864).

2^2556202 is an apocalyptic number.

2556202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2556202 is a deficient number, since it is larger than the sum of its proper divisors (1626710).

2556202 is a wasteful number, since it uses less digits than its factorization.

2556202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116204.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2556202 is about 1598.8126844631. The cubic root of 2556202 is about 136.7303913276.

The spelling of 2556202 in words is "two million, five hundred fifty-six thousand, two hundred two".