442465046 has 16 divisors (see below), whose sum is σ = 721167360. Its totient is φ = 202827240.

The previous prime is 442465043. The next prime is 442465057. The reversal of 442465046 is 640564244.

It is a junction number, because it is equal to n+sod(n) for n = 442464997 and 442465015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442465043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186626 + ... + 188981.

It is an arithmetic number, because the mean of its divisors is an integer number (45072960).

Almost surely, 2^442465046 is an apocalyptic number.

442465046 is a deficient number, since it is larger than the sum of its proper divisors (278702314).

442465046 is a wasteful number, since it uses less digits than its factorization.

442465046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375659.

The product of its (nonzero) digits is 92160, while the sum is 35.

The square root of 442465046 is about 21034.8531252300. The cubic root of 442465046 is about 762.0082195204.

The spelling of 442465046 in words is "four hundred forty-two million, four hundred sixty-five thousand, forty-six".