84628560 has 40 divisors (see below), whose sum is σ = 262349280. Its totient is φ = 22567552.

The previous prime is 84628559. The next prime is 84628561. The reversal of 84628560 is 6582648.

It is an interprime number because it is at equal distance from previous prime (84628559) and next prime (84628561).

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84628561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176070 + ... + 176549.

It is an arithmetic number, because the mean of its divisors is an integer number (6558732).

Almost surely, 2^84628560 is an apocalyptic number.

84628560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84628560 is an abundant number, since it is smaller than the sum of its proper divisors (177720720).

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

84628560 is a wasteful number, since it uses less digits than its factorization.

84628560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352635 (or 352629 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 84628560 is about 9199.3782398595. The cubic root of 84628560 is about 439.0415777613.

The spelling of 84628560 in words is "eighty-four million, six hundred twenty-eight thousand, five hundred sixty".