90083506 has 8 divisors (see below), whose sum is σ = 135166320. Its totient is φ = 45028068.

The previous prime is 90083473. The next prime is 90083507. The reversal of 90083506 is 60538009.

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

It is not an unprimeable number, because it can be changed into a prime (90083507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6925 + ... + 15103.

It is an arithmetic number, because the mean of its divisors is an integer number (16895790).

Almost surely, 2^90083506 is an apocalyptic number.

90083506 is a deficient number, since it is larger than the sum of its proper divisors (45082814).

90083506 is a wasteful number, since it uses less digits than its factorization.

90083506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13688.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 90083506 is about 9491.2331127204. The cubic root of 90083506 is about 448.2790333608.

The spelling of 90083506 in words is "ninety million, eighty-three thousand, five hundred six".