2506898 has 16 divisors (see below), whose sum is σ = 4067520. Its totient is φ = 1154736.

The previous prime is 2506883. The next prime is 2506909. The reversal of 2506898 is 8986052.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 515 + ... + 2297.

It is an arithmetic number, because the mean of its divisors is an integer number (254220).

2^2506898 is an apocalyptic number.

2506898 is a deficient number, since it is larger than the sum of its proper divisors (1560622).

2506898 is a wasteful number, since it uses less digits than its factorization.

2506898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 2506898 is about 1583.3186665987. The cubic root of 2506898 is about 135.8455932160.

The spelling of 2506898 in words is "two million, five hundred six thousand, eight hundred ninety-eight".