36712240 has 40 divisors (see below), whose sum is σ = 86766768. Its totient is φ = 14442240.

The previous prime is 36712223. The next prime is 36712241. The reversal of 36712240 is 4221763.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (36712241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1119 + ... + 8641.

Almost surely, 2^36712240 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 36712240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43383384).

36712240 is an abundant number, since it is smaller than the sum of its proper divisors (50054528).

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

36712240 is a wasteful number, since it uses less digits than its factorization.

36712240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7597 (or 7591 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 36712240 is about 6059.0626337743. The cubic root of 36712240 is about 332.3560799496.

The spelling of 36712240 in words is "thirty-six million, seven hundred twelve thousand, two hundred forty".