36442240 has 32 divisors (see below), whose sum is σ = 87121260. Its totient is φ = 14576640.

The previous prime is 36442223. The next prime is 36442253. The reversal of 36442240 is 4224463.

It can be written as a sum of positive squares in 2 ways, for example, as 36288576 + 153664 = 6024^2 + 392^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27831 + ... + 29110.

Almost surely, 2^36442240 is an apocalyptic number.

It is an amenable number.

36442240 is an abundant number, since it is smaller than the sum of its proper divisors (50679020).

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

36442240 is an equidigital number, since it uses as much as digits as its factorization.

36442240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56960 (or 56948 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 36442240 is about 6036.7408425408. The cubic root of 36442240 is about 331.5393039201.

The spelling of 36442240 in words is "thirty-six million, four hundred forty-two thousand, two hundred forty".