90946 has 8 divisors (see below), whose sum is σ = 140220. Its totient is φ = 44208.

The previous prime is 90931. The next prime is 90947. The reversal of 90946 is 64909.

It can be written as a sum of positive squares in 2 ways, for example, as 65025 + 25921 = 255^2 + 161^2 .

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

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (90947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 541 + ... + 688.

2⁹⁰⁹⁴⁶ is an apocalyptic number.

90946 is a deficient number, since it is larger than the sum of its proper divisors (49274).

90946 is a wasteful number, since it uses less digits than its factorization.

90946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 90946 is about 301.5725451695. The cubic root of 90946 is about 44.9705156653.

It can be divided in two parts, 909 and 46, that multiplied together give a palindrome (41814).

The spelling of 90946 in words is "ninety thousand, nine hundred forty-six".