90001734 has 16 divisors (see below), whose sum is σ = 180277488. Its totient is φ = 29954912.

The previous prime is 90001729. The next prime is 90001781. The reversal of 90001734 is 43710009.

It is a Curzon number.

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, 7017 + ... + 15140.

It is an arithmetic number, because the mean of its divisors is an integer number (11267343).

Almost surely, 2^90001734 is an apocalyptic number.

90001734 is an abundant number, since it is smaller than the sum of its proper divisors (90275754).

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

90001734 is a wasteful number, since it uses less digits than its factorization.

90001734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22839.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 90001734 is about 9486.9243698893. The cubic root of 90001734 is about 448.1433526949.

The spelling of 90001734 in words is "ninety million, one thousand, seven hundred thirty-four".