40243262 has 8 divisors (see below), whose sum is σ = 60460992. Its totient is φ = 20089600.

The previous prime is 40243253. The next prime is 40243279. The reversal of 40243262 is 26234204.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14414 + ... + 16977.

It is an arithmetic number, because the mean of its divisors is an integer number (7557624).

Almost surely, 2^40243262 is an apocalyptic number.

40243262 is a deficient number, since it is larger than the sum of its proper divisors (20217730).

40243262 is a wasteful number, since it uses less digits than its factorization.

40243262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32034.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 40243262 is about 6343.7577192071. The cubic root of 40243262 is about 342.6870755927.

Adding to 40243262 its reverse (26234204), we get a palindrome (66477466).

The spelling of 40243262 in words is "forty million, two hundred forty-three thousand, two hundred sixty-two".