442414245 has 32 divisors (see below), whose sum is σ = 871218432. Its totient is φ = 186688512.

The previous prime is 442414241. The next prime is 442414249. The reversal of 442414245 is 542414244.

It is an interprime number because it is at equal distance from previous prime (442414241) and next prime (442414249).

It is not a de Polignac number, because 442414245 - 2² = 442414241 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442414241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160692 + ... + 163421.

It is an arithmetic number, because the mean of its divisors is an integer number (27225576).

Almost surely, 2^442414245 is an apocalyptic number.

It is an amenable number.

442414245 is a deficient number, since it is larger than the sum of its proper divisors (428804187).

442414245 is a wasteful number, since it uses less digits than its factorization.

442414245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324141.

The product of its digits is 20480, while the sum is 30.

The square root of 442414245 is about 21033.6455470753. The cubic root of 442414245 is about 761.9790554380.

Adding to 442414245 its reverse (542414244), we get a palindrome (984828489).

Subtracting 442414245 from its reverse (542414244), we obtain a palindrome (99999999).

The spelling of 442414245 in words is "four hundred forty-two million, four hundred fourteen thousand, two hundred forty-five".