442072 has 8 divisors (see below), whose sum is σ = 828900. Its totient is φ = 221032.

The previous prime is 442069. The next prime is 442097. The reversal of 442072 is 270244.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27622 + ... + 27637.

2⁴⁴²⁰⁷² is an apocalyptic number.

It is an amenable number.

442072 is a deficient number, since it is larger than the sum of its proper divisors (386828).

442072 is a wasteful number, since it uses less digits than its factorization.

442072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55265 (or 55261 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 442072 is about 664.8849524542. The cubic root of 442072 is about 76.1782519575.

It can be divided in two parts, 44 and 2072, that added together give a square (2116 = 46²).

The spelling of 442072 in words is "four hundred forty-two thousand, seventy-two", and thus it is an iban number.