2554406 has 8 divisors (see below), whose sum is σ = 3935280. Its totient is φ = 1242648.

The previous prime is 2554399. The next prime is 2554421. The reversal of 2554406 is 6044552.

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

It is a Curzon number.

It is a congruent 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, 17186 + ... + 17333.

It is an arithmetic number, because the mean of its divisors is an integer number (491910).

2^2554406 is an apocalyptic number.

2554406 is a deficient number, since it is larger than the sum of its proper divisors (1380874).

2554406 is a wasteful number, since it uses less digits than its factorization.

2554406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34558.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 2554406 is about 1598.2509189736. The cubic root of 2554406 is about 136.6983613449.

Adding to 2554406 its reverse (6044552), we get a palindrome (8598958).

The spelling of 2554406 in words is "two million, five hundred fifty-four thousand, four hundred six".