90828417 has 8 divisors (see below), whose sum is σ = 127478560. Its totient is φ = 57365280.

The previous prime is 90828389. The next prime is 90828421. The reversal of 90828417 is 71482809.

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

It is not a de Polignac number, because 90828417 - 2¹⁹ = 90304129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90828497) 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, 796684 + ... + 796797.

It is an arithmetic number, because the mean of its divisors is an integer number (15934820).

Almost surely, 2^90828417 is an apocalyptic number.

It is an amenable number.

90828417 is a deficient number, since it is larger than the sum of its proper divisors (36650143).

90828417 is a wasteful number, since it uses less digits than its factorization.

90828417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1593503.

The product of its (nonzero) digits is 32256, while the sum is 39.

The square root of 90828417 is about 9530.3943779888. The cubic root of 90828417 is about 449.5112669230.

The spelling of 90828417 in words is "ninety million, eight hundred twenty-eight thousand, four hundred seventeen".