90083002 has 4 divisors (see below), whose sum is σ = 135124506. Its totient is φ = 45041500.

The previous prime is 90082997. The next prime is 90083033. The reversal of 90083002 is 20038009.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 89699841 + 383161 = 9471^2 + 619^2 .

It is a super-2 number, since 2×90083002² = 16229894498664008, which contains 22 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22520749 + ... + 22520752.

Almost surely, 2^90083002 is an apocalyptic number.

90083002 is a deficient number, since it is larger than the sum of its proper divisors (45041504).

90083002 is a wasteful number, since it uses less digits than its factorization.

90083002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45041503.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 90083002 is about 9491.2065618656. The cubic root of 90083002 is about 448.2781973474.

Adding to 90083002 its reverse (20038009), we get a palindrome (110121011).

The spelling of 90083002 in words is "ninety million, eighty-three thousand, two".