90115364 has 6 divisors (see below), whose sum is σ = 157701894. Its totient is φ = 45057680.

The previous prime is 90115343. The next prime is 90115369. The reversal of 90115364 is 46351109.

It can be written as a sum of positive squares in only one way, i.e., 63075364 + 27040000 = 7942^2 + 5200^2 .

It is not an unprimeable number, because it can be changed into a prime (90115369) 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 as a sum of consecutive naturals, namely, 11264417 + ... + 11264424.

It is an arithmetic number, because the mean of its divisors is an integer number (26283649).

Almost surely, 2^90115364 is an apocalyptic number.

It is an amenable number.

90115364 is a deficient number, since it is larger than the sum of its proper divisors (67586530).

90115364 is a wasteful number, since it uses less digits than its factorization.

90115364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22528845 (or 22528843 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 90115364 is about 9492.9112499802. The cubic root of 90115364 is about 448.3318717064.

The spelling of 90115364 in words is "ninety million, one hundred fifteen thousand, three hundred sixty-four".