90943773 has 8 divisors (see below), whose sum is σ = 122793600. Its totient is φ = 59861568.

The previous prime is 90943763. The next prime is 90943777. The reversal of 90943773 is 37734909.

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

It is not a de Polignac number, because 90943773 - 2⁴ = 90943757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90943777) 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, 191628 + ... + 192101.

It is an arithmetic number, because the mean of its divisors is an integer number (15349200).

Almost surely, 2^90943773 is an apocalyptic number.

It is an amenable number.

90943773 is a deficient number, since it is larger than the sum of its proper divisors (31849827).

90943773 is a wasteful number, since it uses less digits than its factorization.

90943773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383811.

The product of its (nonzero) digits is 142884, while the sum is 42.

The square root of 90943773 is about 9536.4444632158. Note that the first 4 decimals coincide. The cubic root of 90943773 is about 449.7014859708.

The spelling of 90943773 in words is "ninety million, nine hundred forty-three thousand, seven hundred seventy-three".