90793390 has 8 divisors (see below), whose sum is σ = 163428120. Its totient is φ = 36317352.

The previous prime is 90793333. The next prime is 90793411. The reversal of 90793390 is 9339709.

It is a happy number.

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

It is a congruent number.

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, 4539660 + ... + 4539679.

It is an arithmetic number, because the mean of its divisors is an integer number (20428515).

Almost surely, 2^90793390 is an apocalyptic number.

90793390 is a deficient number, since it is larger than the sum of its proper divisors (72634730).

90793390 is a wasteful number, since it uses less digits than its factorization.

90793390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9079346.

The product of its (nonzero) digits is 45927, while the sum is 40.

The square root of 90793390 is about 9528.5565538543. The cubic root of 90793390 is about 449.4534764353.

The spelling of 90793390 in words is "ninety million, seven hundred ninety-three thousand, three hundred ninety".