6420476 has 12 divisors (see below), whose sum is σ = 11404008. Its totient is φ = 3162192.

The previous prime is 6420467. The next prime is 6420487. The reversal of 6420476 is 6740246.

6420476 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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, 11711 + ... + 12246.

It is an arithmetic number, because the mean of its divisors is an integer number (950334).

Almost surely, 2^6420476 is an apocalyptic number.

It is an amenable number.

6420476 is a deficient number, since it is larger than the sum of its proper divisors (4983532).

6420476 is a wasteful number, since it uses less digits than its factorization.

6420476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24028 (or 24026 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 6420476 is about 2533.8658212305. The cubic root of 6420476 is about 185.8613450013.

The spelling of 6420476 in words is "six million, four hundred twenty thousand, four hundred seventy-six".