88221002 has 8 divisors (see below), whose sum is σ = 132570756. Its totient is φ = 44030752.

The previous prime is 88220981. The next prime is 88221017. The reversal of 88221002 is 20012288.

It can be written as a sum of positive squares in 2 ways, for example, as 78304801 + 9916201 = 8849^2 + 3149^2 .

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, 38483 + ... + 40710.

Almost surely, 2^88221002 is an apocalyptic number.

88221002 is a deficient number, since it is larger than the sum of its proper divisors (44349754).

88221002 is a wasteful number, since it uses less digits than its factorization.

88221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79752.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 88221002 is about 9392.6035794129. The cubic root of 88221002 is about 445.1680583933.

The spelling of 88221002 in words is "eighty-eight million, two hundred twenty-one thousand, two".