90828358 has 4 divisors (see below), whose sum is σ = 136242540. Its totient is φ = 45414178.

The previous prime is 90828347. The next prime is 90828371. The reversal of 90828358 is 85382809.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85382809 = 2399 ⋅35591.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22707088 + ... + 22707091.

It is an arithmetic number, because the mean of its divisors is an integer number (34060635).

Almost surely, 2^90828358 is an apocalyptic number.

90828358 is a deficient number, since it is larger than the sum of its proper divisors (45414182).

90828358 is a wasteful number, since it uses less digits than its factorization.

90828358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45414181.

The product of its (nonzero) digits is 138240, while the sum is 43.

The square root of 90828358 is about 9530.3912826284. The cubic root of 90828358 is about 449.5111695923.

The spelling of 90828358 in words is "ninety million, eight hundred twenty-eight thousand, three hundred fifty-eight".