6274621 has 4 divisors (see below), whose sum is σ = 6280092. Its totient is φ = 6269152.

The previous prime is 6274601. The next prime is 6274633. The reversal of 6274621 is 1264726.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1264726 = 2 ⋅632363.

It can be written as a sum of positive squares in 2 ways, for example, as 657721 + 5616900 = 811^2 + 2370^2 .

It is a cyclic number.

It is not a de Polignac number, because 6274621 - 2⁹ = 6274109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6274621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6274601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280 + ... + 3553.

It is an arithmetic number, because the mean of its divisors is an integer number (1570023).

Almost surely, 2^6274621 is an apocalyptic number.

It is an amenable number.

6274621 is a deficient number, since it is larger than the sum of its proper divisors (5471).

6274621 is a wasteful number, since it uses less digits than its factorization.

6274621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5470.

The product of its digits is 4032, while the sum is 28.

The square root of 6274621 is about 2504.9193599795. The cubic root of 6274621 is about 184.4431367815.

The spelling of 6274621 in words is "six million, two hundred seventy-four thousand, six hundred twenty-one".