90633246 has 32 divisors (see below), whose sum is σ = 198108288. Its totient is φ = 27414240.

The previous prime is 90633241. The next prime is 90633253. The reversal of 90633246 is 64233609.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90633241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51741 + ... + 53463.

It is an arithmetic number, because the mean of its divisors is an integer number (6190884).

Almost surely, 2^90633246 is an apocalyptic number.

90633246 is an abundant number, since it is smaller than the sum of its proper divisors (107475042).

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

90633246 is a wasteful number, since it uses less digits than its factorization.

90633246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536.

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 90633246 is about 9520.1494736165. The cubic root of 90633246 is about 449.1890679155.

It can be divided in two parts, 90 and 633246, that added together give a palindrome (633336).

The spelling of 90633246 in words is "ninety million, six hundred thirty-three thousand, two hundred forty-six".