6416020 has 24 divisors (see below), whose sum is σ = 14510664. Its totient is φ = 2368896.

The previous prime is 6415999. The next prime is 6416071. The reversal of 6416020 is 206146.

6416020 = 647² + 648² + ... + 661².

It can be written as a sum of positive squares in 4 ways, for example, as 636804 + 5779216 = 798^2 + 2404^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12079 + ... + 12598.

It is an arithmetic number, because the mean of its divisors is an integer number (604611).

Almost surely, 2^6416020 is an apocalyptic number.

It is an amenable number.

6416020 is an abundant number, since it is smaller than the sum of its proper divisors (8094644).

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

6416020 is a wasteful number, since it uses less digits than its factorization.

6416020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24699 (or 24697 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 6416020 is about 2532.9863797502. The cubic root of 6416020 is about 185.8183372957.

The spelling of 6416020 in words is "six million, four hundred sixteen thousand, twenty".