6562420 has 12 divisors (see below), whose sum is σ = 13781124. Its totient is φ = 2624960.

The previous prime is 6562399. The next prime is 6562463. The reversal of 6562420 is 242656.

It can be written as a sum of positive squares in 2 ways, for example, as 1354896 + 5207524 = 1164^2 + 2282^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164041 + ... + 164080.

It is an arithmetic number, because the mean of its divisors is an integer number (1148427).

Almost surely, 2^6562420 is an apocalyptic number.

It is an amenable number.

6562420 is an abundant number, since it is smaller than the sum of its proper divisors (7218704).

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

6562420 is a wasteful number, since it uses less digits than its factorization.

6562420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328130 (or 328128 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 6562420 is about 2561.7220770411. The cubic root of 6562420 is about 187.2210489030.

The spelling of 6562420 in words is "six million, five hundred sixty-two thousand, four hundred twenty".