442296345 has 16 divisors (see below), whose sum is σ = 744920640. Its totient is φ = 223475904.

The previous prime is 442296343. The next prime is 442296353. The reversal of 442296345 is 543692244.

It is not a de Polignac number, because 442296345 - 2¹ = 442296343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (442296343) 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, 775674 + ... + 776243.

It is an arithmetic number, because the mean of its divisors is an integer number (46557540).

Almost surely, 2^442296345 is an apocalyptic number.

It is an amenable number.

442296345 is a deficient number, since it is larger than the sum of its proper divisors (302624295).

442296345 is a wasteful number, since it uses less digits than its factorization.

442296345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551944.

The product of its digits is 207360, while the sum is 39.

The square root of 442296345 is about 21030.8427077947. The cubic root of 442296345 is about 761.9113622348.

The spelling of 442296345 in words is "four hundred forty-two million, two hundred ninety-six thousand, three hundred forty-five".