90200006 has 16 divisors (see below), whose sum is σ = 149647344. Its totient is φ = 40505184.

The previous prime is 90199999. The next prime is 90200017. The reversal of 90200006 is 60000209.

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 in 7 ways as a sum of consecutive naturals, for example, 45920 + ... + 47843.

It is an arithmetic number, because the mean of its divisors is an integer number (9352959).

Almost surely, 2^90200006 is an apocalyptic number.

90200006 is a deficient number, since it is larger than the sum of its proper divisors (59447338).

90200006 is a wasteful number, since it uses less digits than its factorization.

90200006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93815.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 90200006 is about 9497.3683723440. The cubic root of 90200006 is about 448.4721949167.

The spelling of 90200006 in words is "ninety million, two hundred thousand, six".