36266440 has 128 divisors (see below), whose sum is σ = 104198400. Its totient is φ = 11059200.

The previous prime is 36266407. The next prime is 36266449. The reversal of 36266440 is 4466263.

It is not an unprimeable number, because it can be changed into a prime (36266449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90240 + ... + 90640.

It is an arithmetic number, because the mean of its divisors is an integer number (814050).

Almost surely, 2^36266440 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 36266440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52099200).

36266440 is an abundant number, since it is smaller than the sum of its proper divisors (67931960).

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

36266440 is a wasteful number, since it uses less digits than its factorization.

36266440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 36266440 is about 6022.1624023269. The cubic root of 36266440 is about 331.0053211510.

The spelling of 36266440 in words is "thirty-six million, two hundred sixty-six thousand, four hundred forty".