2503481 has 8 divisors (see below), whose sum is σ = 2643840. Its totient is φ = 2365792.

The previous prime is 2503477. The next prime is 2503499. The reversal of 2503481 is 1843052.

2503481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2503481 - 2² = 2503477 is a prime.

It is a super-2 number, since 2×2503481² = 12534834234722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2503181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1436 + ... + 2658.

It is an arithmetic number, because the mean of its divisors is an integer number (330480).

2^2503481 is an apocalyptic number.

It is an amenable number.

2503481 is a deficient number, since it is larger than the sum of its proper divisors (140359).

2503481 is a wasteful number, since it uses less digits than its factorization.

2503481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2503481 is about 1582.2392360196. The cubic root of 2503481 is about 135.7838442002.

The spelling of 2503481 in words is "two million, five hundred three thousand, four hundred eighty-one".