90819363 has 8 divisors (see below), whose sum is σ = 121180176. Its totient is φ = 60502400.

The previous prime is 90819359. The next prime is 90819401. The reversal of 90819363 is 36391809.

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

It is a cyclic number.

It is not a de Polignac number, because 90819363 - 2² = 90819359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90811363) 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, 5778 + ... + 14663.

It is an arithmetic number, because the mean of its divisors is an integer number (15147522).

Almost surely, 2^90819363 is an apocalyptic number.

90819363 is a deficient number, since it is larger than the sum of its proper divisors (30360813).

90819363 is a wasteful number, since it uses less digits than its factorization.

90819363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21925.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 90819363 is about 9529.9193595749. The cubic root of 90819363 is about 449.4963302971.

The spelling of 90819363 in words is "ninety million, eight hundred nineteen thousand, three hundred sixty-three".