87828706 has 8 divisors (see below), whose sum is σ = 150563520. Its totient is φ = 37640868.

The previous prime is 87828649. The next prime is 87828731. The reversal of 87828706 is 60782878.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3136726 + ... + 3136753.

It is an arithmetic number, because the mean of its divisors is an integer number (18820440).

Almost surely, 2^87828706 is an apocalyptic number.

87828706 is a deficient number, since it is larger than the sum of its proper divisors (62734814).

87828706 is a wasteful number, since it uses less digits than its factorization.

87828706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6273488.

The product of its (nonzero) digits is 301056, while the sum is 46.

The square root of 87828706 is about 9371.6970715020. The cubic root of 87828706 is about 444.5072288017.

It can be divided in two parts, 878 and 28706, that added together give a square (29584 = 172²).

The spelling of 87828706 in words is "eighty-seven million, eight hundred twenty-eight thousand, seven hundred six".