90736000 has 128 divisors (see below), whose sum is σ = 231996960. Its totient is φ = 35276800.

The previous prime is 90735961. The next prime is 90736043. The reversal of 90736000 is 63709.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 847947 + ... + 848053.

Almost surely, 2^90736000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90736000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115998480).

90736000 is an abundant number, since it is smaller than the sum of its proper divisors (141260960).

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

90736000 is a wasteful number, since it uses less digits than its factorization.

90736000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 90736000 is about 9525.5446038534. The cubic root of 90736000 is about 449.3587574559.

Adding to 90736000 its reverse (63709), we get a palindrome (90799709).

The spelling of 90736000 in words is "ninety million, seven hundred thirty-six thousand".