90319463 has 4 divisors (see below), whose sum is σ = 97267128. Its totient is φ = 83371800.

The previous prime is 90319457. The next prime is 90319511. The reversal of 90319463 is 36491309.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90319463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90319403) 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, 3473813 + ... + 3473838.

It is an arithmetic number, because the mean of its divisors is an integer number (24316782).

Almost surely, 2^90319463 is an apocalyptic number.

90319463 is a deficient number, since it is larger than the sum of its proper divisors (6947665).

90319463 is a wasteful number, since it uses less digits than its factorization.

90319463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6947664.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 90319463 is about 9503.6552441679. The cubic root of 90319463 is about 448.6700866640.

The spelling of 90319463 in words is "ninety million, three hundred nineteen thousand, four hundred sixty-three".