90600906 has 32 divisors (see below), whose sum is σ = 199005696. Its totient is φ = 27270000.

The previous prime is 90600893. The next prime is 90600907. The reversal of 90600906 is 60900609.

90600906 is a strobogrammatic number because it is the same when read upside-down.

It is not an unprimeable number, because it can be changed into a prime (90600907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5421 + ... + 14511.

It is an arithmetic number, because the mean of its divisors is an integer number (6218928).

Almost surely, 2^90600906 is an apocalyptic number.

90600906 is an abundant number, since it is smaller than the sum of its proper divisors (108404790).

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

90600906 is a wasteful number, since it uses less digits than its factorization.

90600906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9258.

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 90600906 is about 9518.4508193298. The cubic root of 90600906 is about 449.1356346068.

It can be divided in two parts, 90600 and 906, that multiplied together give a square (82083600 = 9060²).

The spelling of 90600906 in words is "ninety million, six hundred thousand, nine hundred six".