40044302 has 8 divisors (see below), whose sum is σ = 62137800. Its totient is φ = 19331704.

The previous prime is 40044293. The next prime is 40044307. The reversal of 40044302 is 20344004.

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

It is a super-2 number, since 2×40044302² = 3207092245334408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40044307) 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, 345152 + ... + 345267.

It is an arithmetic number, because the mean of its divisors is an integer number (7767225).

Almost surely, 2^40044302 is an apocalyptic number.

40044302 is a deficient number, since it is larger than the sum of its proper divisors (22093498).

40044302 is a wasteful number, since it uses less digits than its factorization.

40044302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690450.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40044302 is about 6328.0567317305. The cubic root of 40044302 is about 342.1214016753.

Adding to 40044302 its reverse (20344004), we get a palindrome (60388306).

The spelling of 40044302 in words is "forty million, forty-four thousand, three hundred two".