87226858 has 16 divisors (see below), whose sum is σ = 132814080. Its totient is φ = 42958816.

The previous prime is 87226849. The next prime is 87226859. The reversal of 87226858 is 85862278.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (87226859) 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, 78966 + ... + 80062.

It is an arithmetic number, because the mean of its divisors is an integer number (8300880).

Almost surely, 2^87226858 is an apocalyptic number.

87226858 is a deficient number, since it is larger than the sum of its proper divisors (45587222).

87226858 is a wasteful number, since it uses less digits than its factorization.

87226858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661.

The product of its digits is 430080, while the sum is 46.

The square root of 87226858 is about 9339.5320011230. The cubic root of 87226858 is about 443.4895691200.

It can be divided in two parts, 872 and 26858, that added together give a triangular number (27730 = T₂₃₅).

The spelling of 87226858 in words is "eighty-seven million, two hundred twenty-six thousand, eight hundred fifty-eight".