90433476 has 192 divisors, whose sum is σ = 284981760. Its totient is φ = 24261120.

The previous prime is 90433471. The next prime is 90433487. The reversal of 90433476 is 67433409.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 90433476.

It is not an unprimeable number, because it can be changed into a prime (90433471) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1482486 + ... + 1482546.

It is an arithmetic number, because the mean of its divisors is an integer number (1484280).

Almost surely, 2^90433476 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 90433476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (142490880).

90433476 is an abundant number, since it is smaller than the sum of its proper divisors (194548284).

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

90433476 is a wasteful number, since it uses less digits than its factorization.

90433476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 90433476 is about 9509.6517286386. The cubic root of 90433476 is about 448.8587972382.

It can be divided in two parts, 90433 and 476, that added together give a palindrome (90909).

The spelling of 90433476 in words is "ninety million, four hundred thirty-three thousand, four hundred seventy-six".