2516478 has 16 divisors (see below), whose sum is σ = 5060880. Its totient is φ = 834176.

The previous prime is 2516473. The next prime is 2516491. The reversal of 2516478 is 8746152.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516473) 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, 118 + ... + 2246.

It is an arithmetic number, because the mean of its divisors is an integer number (316305).

2^2516478 is an apocalyptic number.

2516478 is an abundant number, since it is smaller than the sum of its proper divisors (2544402).

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

2516478 is a wasteful number, since it uses less digits than its factorization.

2516478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2331.

The product of its digits is 13440, while the sum is 33.

The square root of 2516478 is about 1586.3410730357. The cubic root of 2516478 is about 136.0184159029.

The spelling of 2516478 in words is "two million, five hundred sixteen thousand, four hundred seventy-eight".