36240631 has 8 divisors (see below), whose sum is σ = 41985824. Its totient is φ = 30637440.

The previous prime is 36240623. The next prime is 36240637. The reversal of 36240631 is 13604263.

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

It is a cyclic number.

It is not a de Polignac number, because 36240631 - 2³ = 36240623 is a prime.

It is a super-2 number, since 2×36240631² = 2626766670556322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36240596 and 36240605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36240637) 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, 34950 + ... + 35971.

It is an arithmetic number, because the mean of its divisors is an integer number (5248228).

Almost surely, 2^36240631 is an apocalyptic number.

36240631 is a deficient number, since it is larger than the sum of its proper divisors (5745193).

36240631 is an equidigital number, since it uses as much as digits as its factorization.

36240631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71001.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 36240631 is about 6020.0191860159. The cubic root of 36240631 is about 330.9267825751.

Adding to 36240631 its reverse (13604263), we get a palindrome (49844894).

The spelling of 36240631 in words is "thirty-six million, two hundred forty thousand, six hundred thirty-one".