36224240 has 80 divisors (see below), whose sum is σ = 92348256. Its totient is φ = 13132800.

The previous prime is 36224231. The next prime is 36224261. The reversal of 36224240 is 4242263.

It is a tau number, because it is divible by the number of its divisors (80).

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, 63155 + ... + 63725.

Almost surely, 2^36224240 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 36224240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46174128).

36224240 is an abundant number, since it is smaller than the sum of its proper divisors (56124016).

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

36224240 is a wasteful number, since it uses less digits than its factorization.

36224240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658 (or 652 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 36224240 is about 6018.6576576509. The cubic root of 36224240 is about 330.8768842638.

The spelling of 36224240 in words is "thirty-six million, two hundred twenty-four thousand, two hundred forty".