40272344 has 16 divisors (see below), whose sum is σ = 86298000. Its totient is φ = 17259552.

The previous prime is 40272341. The next prime is 40272361. The reversal of 40272344 is 44327204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40272341) by changing a digit.

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, 359519 + ... + 359630.

It is an arithmetic number, because the mean of its divisors is an integer number (5393625).

Almost surely, 2^40272344 is an apocalyptic number.

It is an amenable number.

40272344 is an abundant number, since it is smaller than the sum of its proper divisors (46025656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40272344 is a wasteful number, since it uses less digits than its factorization.

40272344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719162 (or 719158 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 40272344 is about 6346.0494797945. The cubic root of 40272344 is about 342.7696039079.

Adding to 40272344 its reverse (44327204), we get a palindrome (84599548).

The spelling of 40272344 in words is "forty million, two hundred seventy-two thousand, three hundred forty-four".