84540260 has 24 divisors (see below), whose sum is σ = 202896960. Its totient is φ = 28985184.

The previous prime is 84540259. The next prime is 84540277. The reversal of 84540260 is 6204548.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 301790 + ... + 302069.

It is an arithmetic number, because the mean of its divisors is an integer number (8454040).

Almost surely, 2^84540260 is an apocalyptic number.

It is an amenable number.

84540260 is an abundant number, since it is smaller than the sum of its proper divisors (118356700).

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

84540260 is a wasteful number, since it uses less digits than its factorization.

84540260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603875 (or 603873 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 84540260 is about 9194.5777499568. The cubic root of 84540260 is about 438.8888284522. Note that the first 4 decimals are identical.

The spelling of 84540260 in words is "eighty-four million, five hundred forty thousand, two hundred sixty".