90763546 has 4 divisors (see below), whose sum is σ = 136145322. Its totient is φ = 45381772.

The previous prime is 90763531. The next prime is 90763573. The reversal of 90763546 is 64536709.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64536709 = 17 ⋅3796277.

It can be written as a sum of positive squares in only one way, i.e., 59459521 + 31304025 = 7711^2 + 5595^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 90763499 and 90763508.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 22690885 + ... + 22690888.

Almost surely, 2^90763546 is an apocalyptic number.

90763546 is a deficient number, since it is larger than the sum of its proper divisors (45381776).

90763546 is a wasteful number, since it uses less digits than its factorization.

90763546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45381775.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 90763546 is about 9526.9903957126. The cubic root of 90763546 is about 449.4042255684.

The spelling of 90763546 in words is "ninety million, seven hundred sixty-three thousand, five hundred forty-six".