442074653 has 8 divisors (see below), whose sum is σ = 467378400. Its totient is φ = 416974608.

The previous prime is 442074649. The next prime is 442074667. The reversal of 442074653 is 356470244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 442074653 - 2² = 442074649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442074623) 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, 46451 + ... + 55152.

It is an arithmetic number, because the mean of its divisors is an integer number (58422300).

Almost surely, 2^442074653 is an apocalyptic number.

It is an amenable number.

442074653 is a deficient number, since it is larger than the sum of its proper divisors (25303747).

442074653 is a wasteful number, since it uses less digits than its factorization.

442074653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101851.

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 442074653 is about 21025.5714072175. The cubic root of 442074653 is about 761.7840434629.

The spelling of 442074653 in words is "four hundred forty-two million, seventy-four thousand, six hundred fifty-three".