40240302 has 16 divisors (see below), whose sum is σ = 80557392. Its totient is φ = 13400640.

The previous prime is 40240261. The next prime is 40240339. The reversal of 40240302 is 20304204.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 5388 + ... + 10464.

It is an arithmetic number, because the mean of its divisors is an integer number (5034837).

Almost surely, 2^40240302 is an apocalyptic number.

40240302 is an abundant number, since it is smaller than the sum of its proper divisors (40317090).

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

40240302 is a wasteful number, since it uses less digits than its factorization.

40240302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6403.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 40240302 is about 6343.5244147083. The cubic root of 40240302 is about 342.6786735351.

Adding to 40240302 its reverse (20304204), we get a palindrome (60544506).

It can be divided in two parts, 402 and 40302, that added together give a palindrome (40704).

The spelling of 40240302 in words is "forty million, two hundred forty thousand, three hundred two".