90604173 has 8 divisors (see below), whose sum is σ = 131787936. Its totient is φ = 54911600.

The previous prime is 90604133. The next prime is 90604201. The reversal of 90604173 is 37140609.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 90604173 - 2¹² = 90600077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90604173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90604123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1372758 + ... + 1372823.

It is an arithmetic number, because the mean of its divisors is an integer number (16473492).

Almost surely, 2^90604173 is an apocalyptic number.

It is an amenable number.

90604173 is a deficient number, since it is larger than the sum of its proper divisors (41183763).

90604173 is a wasteful number, since it uses less digits than its factorization.

90604173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2745595.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 90604173 is about 9518.6224318438. The cubic root of 90604173 is about 449.1410330388.

The spelling of 90604173 in words is "ninety million, six hundred four thousand, one hundred seventy-three".