90780362 has 16 divisors (see below), whose sum is σ = 137905152. Its totient is φ = 44815680.

The previous prime is 90780331. The next prime is 90780373. The reversal of 90780362 is 26308709.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 60473 + ... + 61955.

It is an arithmetic number, because the mean of its divisors is an integer number (8619072).

Almost surely, 2^90780362 is an apocalyptic number.

90780362 is a deficient number, since it is larger than the sum of its proper divisors (47124790).

90780362 is a wasteful number, since it uses less digits than its factorization.

90780362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1853.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 90780362 is about 9527.8729000759. The cubic root of 90780362 is about 449.4319779540.

The spelling of 90780362 in words is "ninety million, seven hundred eighty thousand, three hundred sixty-two".