442345101 has 16 divisors (see below), whose sum is σ = 660802368. Its totient is φ = 260841600.

The previous prime is 442345087. The next prime is 442345103. The reversal of 442345101 is 101543244.

It is not a de Polignac number, because 442345101 - 2⁵ = 442345069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442345103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179920 + ... + 182361.

It is an arithmetic number, because the mean of its divisors is an integer number (41300148).

Almost surely, 2^442345101 is an apocalyptic number.

It is an amenable number.

442345101 is a deficient number, since it is larger than the sum of its proper divisors (218457267).

442345101 is a wasteful number, since it uses less digits than its factorization.

442345101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362332.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 442345101 is about 21032.0018305439. The cubic root of 442345101 is about 761.9393573305.

Adding to 442345101 its reverse (101543244), we get a palindrome (543888345).

It can be divided in two parts, 442 and 345101, that added together give a palindrome (345543).

The spelling of 442345101 in words is "four hundred forty-two million, three hundred forty-five thousand, one hundred one".