2628463 has 4 divisors (see below), whose sum is σ = 2742768. Its totient is φ = 2514160.

The previous prime is 2628407. The next prime is 2628481. The reversal of 2628463 is 3648262.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2628463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57118 + ... + 57163.

It is an arithmetic number, because the mean of its divisors is an integer number (685692).

2^2628463 is an apocalyptic number.

2628463 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2628463 is a deficient number, since it is larger than the sum of its proper divisors (114305).

2628463 is a wasteful number, since it uses less digits than its factorization.

2628463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114304.

The product of its digits is 13824, while the sum is 31.

The square root of 2628463 is about 1621.2535273670. The cubic root of 2628463 is about 138.0068434609.

The spelling of 2628463 in words is "two million, six hundred twenty-eight thousand, four hundred sixty-three".