90704606 has 4 divisors (see below), whose sum is σ = 136056912. Its totient is φ = 45352302.

The previous prime is 90704599. The next prime is 90704609. The reversal of 90704606 is 60640709.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90704609) 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, 22676150 + ... + 22676153.

It is an arithmetic number, because the mean of its divisors is an integer number (34014228).

Almost surely, 2^90704606 is an apocalyptic number.

90704606 is a deficient number, since it is larger than the sum of its proper divisors (45352306).

90704606 is a wasteful number, since it uses less digits than its factorization.

90704606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45352305.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 90704606 is about 9523.8965765069. The cubic root of 90704606 is about 449.3069265173.

The spelling of 90704606 in words is "ninety million, seven hundred four thousand, six hundred six".