442006246 has 32 divisors (see below), whose sum is σ = 748477440. Its totient is φ = 193946400.

The previous prime is 442006223. The next prime is 442006259. The reversal of 442006246 is 642600244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 503560 + ... + 504436.

It is an arithmetic number, because the mean of its divisors is an integer number (23389920).

Almost surely, 2^442006246 is an apocalyptic number.

442006246 is a deficient number, since it is larger than the sum of its proper divisors (306471194).

442006246 is a wasteful number, since it uses less digits than its factorization.

442006246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1660.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 442006246 is about 21023.9445870655. The cubic root of 442006246 is about 761.7447484035.

The spelling of 442006246 in words is "four hundred forty-two million, six thousand, two hundred forty-six".