40023202 has 8 divisors (see below), whose sum is σ = 63566316. Its totient is φ = 18834432.

The previous prime is 40023173. The next prime is 40023209. The reversal of 40023202 is 20232004.

It can be written as a sum of positive squares in 2 ways, for example, as 39828721 + 194481 = 6311^2 + 441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (40023209) 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, 588543 + ... + 588610.

Almost surely, 2^40023202 is an apocalyptic number.

40023202 is a deficient number, since it is larger than the sum of its proper divisors (23543114).

40023202 is a wasteful number, since it uses less digits than its factorization.

40023202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177172.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 40023202 is about 6326.3893335772. The cubic root of 40023202 is about 342.0613013241.

Adding to 40023202 its reverse (20232004), we get a palindrome (60255206).

The spelling of 40023202 in words is "forty million, twenty-three thousand, two hundred two".