90602471 has 2 divisors, whose sum is σ = 90602472. Its totient is φ = 90602470.

The previous prime is 90602459. The next prime is 90602513. The reversal of 90602471 is 17420609.

It is a weak prime.

It is an emirp because it is prime and its reverse (17420609) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90602471 - 2²² = 86408167 is a prime.

It is a super-3 number, since 3×90602471³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90602671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45301235 + 45301236.

It is an arithmetic number, because the mean of its divisors is an integer number (45301236).

Almost surely, 2^90602471 is an apocalyptic number.

90602471 is a deficient number, since it is larger than the sum of its proper divisors (1).

90602471 is an equidigital number, since it uses as much as digits as its factorization.

90602471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 90602471 is about 9518.5330277307. The cubic root of 90602471 is about 449.1382206487.

The spelling of 90602471 in words is "ninety million, six hundred two thousand, four hundred seventy-one".