40261304 has 32 divisors (see below), whose sum is σ = 84142800. Its totient is φ = 17948160.

The previous prime is 40261301. The next prime is 40261307. The reversal of 40261304 is 40316204.

It is a happy number.

40261304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40261301) and next prime (40261307).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40261301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5207 + ... + 10374.

Almost surely, 2^40261304 is an apocalyptic number.

It is an amenable number.

40261304 is an abundant number, since it is smaller than the sum of its proper divisors (43881496).

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

40261304 is a wasteful number, since it uses less digits than its factorization.

40261304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15623 (or 15619 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 40261304 is about 6345.1795876870. The cubic root of 40261304 is about 342.7382794977.

Adding to 40261304 its reverse (40316204), we get a palindrome (80577508).

The spelling of 40261304 in words is "forty million, two hundred sixty-one thousand, three hundred four".