40441396 has 6 divisors (see below), whose sum is σ = 70772450. Its totient is φ = 20220696.

The previous prime is 40441393. The next prime is 40441409. The reversal of 40441396 is 69314404.

It can be written as a sum of positive squares in only one way, i.e., 26152996 + 14288400 = 5114^2 + 3780^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40441393) 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 as a sum of consecutive naturals, namely, 5055171 + ... + 5055178.

Almost surely, 2^40441396 is an apocalyptic number.

It is an amenable number.

40441396 is a deficient number, since it is larger than the sum of its proper divisors (30331054).

40441396 is a wasteful number, since it uses less digits than its factorization.

40441396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10110353 (or 10110351 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 40441396 is about 6359.3549987400. The cubic root of 40441396 is about 343.2485512425.

The spelling of 40441396 in words is "forty million, four hundred forty-one thousand, three hundred ninety-six".