2507894 has 4 divisors (see below), whose sum is σ = 3761844. Its totient is φ = 1253946.

The previous prime is 2507881. The next prime is 2507899. The reversal of 2507894 is 4987052.

It is a happy number.

It is a semiprime because it is the product of two primes.

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 (2507899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626972 + ... + 626975.

It is an arithmetic number, because the mean of its divisors is an integer number (940461).

2^2507894 is an apocalyptic number.

2507894 is a deficient number, since it is larger than the sum of its proper divisors (1253950).

2507894 is a wasteful number, since it uses less digits than its factorization.

2507894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253949.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 2507894 is about 1583.6331645934. The cubic root of 2507894 is about 135.8635814889.

The spelling of 2507894 in words is "two million, five hundred seven thousand, eight hundred ninety-four".