2501894 has 16 divisors (see below), whose sum is σ = 3954528. Its totient is φ = 1184832.

The previous prime is 2501881. The next prime is 2501897. The reversal of 2501894 is 4981052.

It is an Ulam number.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6104 + ... + 6500.

It is an arithmetic number, because the mean of its divisors is an integer number (247158).

2^2501894 is an apocalyptic number.

2501894 is a deficient number, since it is larger than the sum of its proper divisors (1452634).

2501894 is a wasteful number, since it uses less digits than its factorization.

2501894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 2501894 is about 1581.7376520776. The cubic root of 2501894 is about 135.7551462245.

The spelling of 2501894 in words is "two million, five hundred one thousand, eight hundred ninety-four".