40326361 has 4 divisors (see below), whose sum is σ = 40620852. Its totient is φ = 40031872.

The previous prime is 40326359. The next prime is 40326401. The reversal of 40326361 is 16362304.

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 9734400 + 30591961 = 3120^2 + 5531^2 .

It is a cyclic number.

It is not a de Polignac number, because 40326361 - 2¹ = 40326359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40326301) 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, 147040 + ... + 147313.

It is an arithmetic number, because the mean of its divisors is an integer number (10155213).

Almost surely, 2^40326361 is an apocalyptic number.

It is an amenable number.

40326361 is a deficient number, since it is larger than the sum of its proper divisors (294491).

40326361 is a wasteful number, since it uses less digits than its factorization.

40326361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294490.

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

The square root of 40326361 is about 6350.3040084708. The cubic root of 40326361 is about 342.9227868935.

Adding to 40326361 its reverse (16362304), we get a palindrome (56688665).

The spelling of 40326361 in words is "forty million, three hundred twenty-six thousand, three hundred sixty-one".