442045300 has 18 divisors (see below), whose sum is σ = 959238518. Its totient is φ = 176818080.

The previous prime is 442045277. The next prime is 442045319. The reversal of 442045300 is 3540244.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 3896676 + 438148624 = 1974^2 + 20932^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2210127 + ... + 2210326.

Almost surely, 2^442045300 is an apocalyptic number.

It is an amenable number.

442045300 is an abundant number, since it is smaller than the sum of its proper divisors (517193218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442045300 is a wasteful number, since it uses less digits than its factorization.

442045300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4420467 (or 4420460 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 442045300 is about 21024.8733646602. The cubic root of 442045300 is about 761.7671827043.

Adding to 442045300 its reverse (3540244), we get a palindrome (445585544).

The spelling of 442045300 in words is "four hundred forty-two million, forty-five thousand, three hundred".