90046471 has 2 divisors, whose sum is σ = 90046472. Its totient is φ = 90046470.

The previous prime is 90046469. The next prime is 90046499. The reversal of 90046471 is 17464009.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90046471 - 2¹ = 90046469 is a prime.

It is a super-3 number, since 3×90046471³ (a number of 25 digits) contains 333 as substring.

Together with 90046469, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90046441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45023235 + 45023236.

It is an arithmetic number, because the mean of its divisors is an integer number (45023236).

Almost surely, 2^90046471 is an apocalyptic number.

90046471 is a deficient number, since it is larger than the sum of its proper divisors (1).

90046471 is an equidigital number, since it uses as much as digits as its factorization.

90046471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 90046471 is about 9489.2819011767. The cubic root of 90046471 is about 448.2175929988.

The spelling of 90046471 in words is "ninety million, forty-six thousand, four hundred seventy-one".