90035138 has 8 divisors (see below), whose sum is σ = 135151632. Its totient is φ = 44984596.

The previous prime is 90035117. The next prime is 90035149. The reversal of 90035138 is 83153009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 90035138.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12920 + ... + 18627.

It is an arithmetic number, because the mean of its divisors is an integer number (16893954).

Almost surely, 2^90035138 is an apocalyptic number.

90035138 is a deficient number, since it is larger than the sum of its proper divisors (45116494).

90035138 is a wasteful number, since it uses less digits than its factorization.

90035138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32976.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 90035138 is about 9488.6847349883. The cubic root of 90035138 is about 448.1987884007.

It can be divided in two parts, 9003 and 5138, that added together give a palindrome (14141).

The spelling of 90035138 in words is "ninety million, thirty-five thousand, one hundred thirty-eight".