6416906 has 4 divisors (see below), whose sum is σ = 9625362. Its totient is φ = 3208452.

The previous prime is 6416903. The next prime is 6416923. The reversal of 6416906 is 6096146.

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

It can be written as a sum of positive squares in only one way, i.e., 4661281 + 1755625 = 2159^2 + 1325^2 .

It is a super-2 number, since 2×6416906² = 82353365225672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6416903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1604225 + ... + 1604228.

Almost surely, 2^6416906 is an apocalyptic number.

6416906 is a deficient number, since it is larger than the sum of its proper divisors (3208456).

6416906 is a wasteful number, since it uses less digits than its factorization.

6416906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208455.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 6416906 is about 2533.1612660863. The cubic root of 6416906 is about 185.8268902340.

The spelling of 6416906 in words is "six million, four hundred sixteen thousand, nine hundred six".