2648403 has 16 divisors (see below), whose sum is σ = 4008960. Its totient is φ = 1727208.

The previous prime is 2648383. The next prime is 2648419. The reversal of 2648403 is 3048462.

It is not a de Polignac number, because 2648403 - 2⁹ = 2647891 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

2648403 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2648903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226 + ... + 2312.

It is an arithmetic number, because the mean of its divisors is an integer number (250560).

2^2648403 is an apocalyptic number.

2648403 is a deficient number, since it is larger than the sum of its proper divisors (1360557).

2648403 is a wasteful number, since it uses less digits than its factorization.

2648403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143 (or 2137 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 2648403 is about 1627.3914710358. The cubic root of 2648403 is about 138.3549463819.

2648403 divided by its sum of digits (27) gives a palindrome (98089).

The spelling of 2648403 in words is "two million, six hundred forty-eight thousand, four hundred three".