90706366 has 4 divisors (see below), whose sum is σ = 136059552. Its totient is φ = 45353182.

The previous prime is 90706337. The next prime is 90706379. The reversal of 90706366 is 66360709.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66360709 = 1549 ⋅42841.

It is a congruent 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 as a sum of consecutive naturals, namely, 22676590 + ... + 22676593.

It is an arithmetic number, because the mean of its divisors is an integer number (34014888).

Almost surely, 2^90706366 is an apocalyptic number.

90706366 is a deficient number, since it is larger than the sum of its proper divisors (45353186).

90706366 is a wasteful number, since it uses less digits than its factorization.

90706366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45353185.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 90706366 is about 9523.9889752141. The cubic root of 90706366 is about 449.3098325626.

The spelling of 90706366 in words is "ninety million, seven hundred six thousand, three hundred sixty-six".