40245302 has 4 divisors (see below), whose sum is σ = 60367956. Its totient is φ = 20122650.

The previous prime is 40245281. The next prime is 40245311. The reversal of 40245302 is 20354204.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 10061324 + ... + 10061327.

It is an arithmetic number, because the mean of its divisors is an integer number (15091989).

Almost surely, 2^40245302 is an apocalyptic number.

40245302 is a deficient number, since it is larger than the sum of its proper divisors (20122654).

40245302 is a wasteful number, since it uses less digits than its factorization.

40245302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20122653.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 40245302 is about 6343.9185051512. The cubic root of 40245302 is about 342.6928659602.

Adding to 40245302 its reverse (20354204), we get a palindrome (60599506).

The spelling of 40245302 in words is "forty million, two hundred forty-five thousand, three hundred two".