6366442 has 16 divisors (see below), whose sum is σ = 9876960. Its totient is φ = 3075408.

The previous prime is 6366433. The next prime is 6366461. The reversal of 6366442 is 2446636.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16609 + ... + 16987.

It is an arithmetic number, because the mean of its divisors is an integer number (617310).

Almost surely, 2^6366442 is an apocalyptic number.

6366442 is a deficient number, since it is larger than the sum of its proper divisors (3510518).

6366442 is a wasteful number, since it uses less digits than its factorization.

6366442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 645.

The product of its digits is 20736, while the sum is 31.

The square root of 6366442 is about 2523.1809289070. The cubic root of 6366442 is about 185.3384794332.

The spelling of 6366442 in words is "six million, three hundred sixty-six thousand, four hundred forty-two".