36440801 has 4 divisors (see below), whose sum is σ = 36582852. Its totient is φ = 36298752.

The previous prime is 36440777. The next prime is 36440813. The reversal of 36440801 is 10804463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27290176 + 9150625 = 5224^2 + 3025^2 .

It is a cyclic number.

It is not a de Polignac number, because 36440801 - 2¹⁸ = 36178657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36440861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70640 + ... + 71153.

It is an arithmetic number, because the mean of its divisors is an integer number (9145713).

Almost surely, 2^36440801 is an apocalyptic number.

It is an amenable number.

36440801 is a deficient number, since it is larger than the sum of its proper divisors (142051).

36440801 is a wasteful number, since it uses less digits than its factorization.

36440801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142050.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 36440801 is about 6036.6216545349. The cubic root of 36440801 is about 331.5349400158.

The spelling of 36440801 in words is "thirty-six million, four hundred forty thousand, eight hundred one".