90646336 has 56 divisors (see below), whose sum is σ = 197327520. Its totient is φ = 40972800.

The previous prime is 90646327. The next prime is 90646343. The reversal of 90646336 is 63364609.

It is a junction number, because it is equal to n+sod(n) for n = 90646295 and 90646304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232830 + ... + 233218.

Almost surely, 2^90646336 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 90646336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98663760).

90646336 is an abundant number, since it is smaller than the sum of its proper divisors (106681184).

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

90646336 is a wasteful number, since it uses less digits than its factorization.

90646336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743 (or 733 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 37.

The square root of 90646336 is about 9520.8369380008. The cubic root of 90646336 is about 449.2106920696.

It can be divided in two parts, 9064 and 6336, that added together give a triangular number (15400 = T₁₇₅).

The spelling of 90646336 in words is "ninety million, six hundred forty-six thousand, three hundred thirty-six".