40236065 has 8 divisors (see below), whose sum is σ = 48411648. Its totient is φ = 32103280.

The previous prime is 40236041. The next prime is 40236073. The reversal of 40236065 is 56063204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40236065 - 2¹⁴ = 40219681 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8591 + ... + 12420.

It is an arithmetic number, because the mean of its divisors is an integer number (6051456).

Almost surely, 2^40236065 is an apocalyptic number.

It is an amenable number.

40236065 is a deficient number, since it is larger than the sum of its proper divisors (8175583).

40236065 is a wasteful number, since it uses less digits than its factorization.

40236065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21399.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40236065 is about 6343.1904433022. The cubic root of 40236065 is about 342.6666459539. Note that the first 4 decimals are identical.

Adding to 40236065 its reverse (56063204), we get a palindrome (96299269).

The spelling of 40236065 in words is "forty million, two hundred thirty-six thousand, sixty-five".