90606544 has 40 divisors (see below), whose sum is σ = 201201408. Its totient is φ = 38720640.

The previous prime is 90606541. The next prime is 90606557. The reversal of 90606544 is 44560609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90606541) 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 7 ways as a sum of consecutive naturals, for example, 47334 + ... + 49210.

Almost surely, 2^90606544 is an apocalyptic number.

It is an amenable number.

90606544 is an abundant number, since it is smaller than the sum of its proper divisors (110594864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90606544 is a wasteful number, since it uses less digits than its factorization.

90606544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323 (or 2317 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 90606544 is about 9518.7469763620. The cubic root of 90606544 is about 449.1449508278.

The spelling of 90606544 in words is "ninety million, six hundred six thousand, five hundred forty-four".