90655152 has 160 divisors (see below), whose sum is σ = 289267200. Its totient is φ = 23875584.

The previous prime is 90655091. The next prime is 90655153. The reversal of 90655152 is 25155609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90655153) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 336874 + ... + 337142.

It is an arithmetic number, because the mean of its divisors is an integer number (1807920).

Almost surely, 2^90655152 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 90655152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144633600).

90655152 is an abundant number, since it is smaller than the sum of its proper divisors (198612048).

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

90655152 is a wasteful number, since it uses less digits than its factorization.

90655152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 90655152 is about 9521.2999112516. The cubic root of 90655152 is about 449.2252545743.

The spelling of 90655152 in words is "ninety million, six hundred fifty-five thousand, one hundred fifty-two".