89820356 has 12 divisors (see below), whose sum is σ = 157409280. Its totient is φ = 44846280.

The previous prime is 89820343. The next prime is 89820371. The reversal of 89820356 is 65302898.

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, 12740 + ... + 18491.

It is an arithmetic number, because the mean of its divisors is an integer number (13117440).

Almost surely, 2^89820356 is an apocalyptic number.

It is an amenable number.

89820356 is a deficient number, since it is larger than the sum of its proper divisors (67588924).

89820356 is a wasteful number, since it uses less digits than its factorization.

89820356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31954 (or 31952 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 89820356 is about 9477.3601809787. The cubic root of 89820356 is about 447.8421066140.

The spelling of 89820356 in words is "eighty-nine million, eight hundred twenty thousand, three hundred fifty-six".