84330448 has 10 divisors (see below), whose sum is σ = 163390274. Its totient is φ = 42165216.

The previous prime is 84330427. The next prime is 84330457. The reversal of 84330448 is 84403348.

It can be written as a sum of positive squares in only one way, i.e., 83393424 + 937024 = 9132^2 + 968^2 .

It is a super-2 number, since 2×84330448² = 14223248919761408, which contains 22 as substring.

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, 2635311 + ... + 2635342.

Almost surely, 2^84330448 is an apocalyptic number.

It is an amenable number.

84330448 is a deficient number, since it is larger than the sum of its proper divisors (79059826).

84330448 is a wasteful number, since it uses less digits than its factorization.

84330448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5270661 (or 5270655 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 84330448 is about 9183.1611115127. The cubic root of 84330448 is about 438.5254496068.

Subtracting 84330448 from its reverse (84403348), we obtain a square (72900 = 270²).

The spelling of 84330448 in words is "eighty-four million, three hundred thirty thousand, four hundred forty-eight".