2540912 has 20 divisors (see below), whose sum is σ = 5370936. Its totient is φ = 1154880.

The previous prime is 2540903. The next prime is 2540933. The reversal of 2540912 is 2190452.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

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, 7043 + ... + 7394.

2^2540912 is an apocalyptic number.

2540912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2540912 is an abundant number, since it is smaller than the sum of its proper divisors (2830024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2540912 is a wasteful number, since it uses less digits than its factorization.

2540912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14456 (or 14450 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2540912 is about 1594.0238392195. The cubic root of 2540912 is about 136.4572269566.

The spelling of 2540912 in words is "two million, five hundred forty thousand, nine hundred twelve".