6446414 has 8 divisors (see below), whose sum is σ = 10413480. Its totient is φ = 2975256.

The previous prime is 6446413. The next prime is 6446437. The reversal of 6446414 is 4146446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6446413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123944 + ... + 123995.

It is an arithmetic number, because the mean of its divisors is an integer number (1301685).

Almost surely, 2^6446414 is an apocalyptic number.

6446414 is a deficient number, since it is larger than the sum of its proper divisors (3967066).

6446414 is a wasteful number, since it uses less digits than its factorization.

6446414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247954.

The product of its digits is 9216, while the sum is 29.

The square root of 6446414 is about 2538.9789286247. The cubic root of 6446414 is about 186.1112950140. Note that the first 3 decimals are identical.

Subtracting from 6446414 its reverse (4146446), we obtain a cube (2299968 = 132³).

It can be divided in two parts, 64464 and 14, that multiplied together give a triangular number (902496 = T₁₃₄₃).

The spelling of 6446414 in words is "six million, four hundred forty-six thousand, four hundred fourteen".