90336541 has 2 divisors, whose sum is σ = 90336542. Its totient is φ = 90336540.

The previous prime is 90336529. The next prime is 90336553. The reversal of 90336541 is 14563309.

It is a balanced prime because it is at equal distance from previous prime (90336529) and next prime (90336553).

It can be written as a sum of positive squares in only one way, i.e., 87497316 + 2839225 = 9354^2 + 1685^2 .

It is an emirp because it is prime and its reverse (14563309) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90336541 - 2⁵ = 90336509 is a prime.

It is equal to p_5235475 and since 90336541 and 5235475 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90336581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45168270 + 45168271.

It is an arithmetic number, because the mean of its divisors is an integer number (45168271).

Almost surely, 2^90336541 is an apocalyptic number.

It is an amenable number.

90336541 is a deficient number, since it is larger than the sum of its proper divisors (1).

90336541 is an equidigital number, since it uses as much as digits as its factorization.

90336541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 90336541 is about 9504.5536980965. The cubic root of 90336541 is about 448.6983637174.

The spelling of 90336541 in words is "ninety million, three hundred thirty-six thousand, five hundred forty-one".