90713671 has 4 divisors (see below), whose sum is σ = 91000152. Its totient is φ = 90427192.

The previous prime is 90713663. The next prime is 90713699. The reversal of 90713671 is 17631709.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 90713671 - 2³ = 90713663 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 (90713611) 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, 142765 + ... + 143398.

It is an arithmetic number, because the mean of its divisors is an integer number (22750038).

Almost surely, 2^90713671 is an apocalyptic number.

90713671 is a deficient number, since it is larger than the sum of its proper divisors (286481).

90713671 is a wasteful number, since it uses less digits than its factorization.

90713671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286480.

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 90713671 is about 9524.3724727669. The cubic root of 90713671 is about 449.3218938999.

The spelling of 90713671 in words is "ninety million, seven hundred thirteen thousand, six hundred seventy-one".