40535304 has 16 divisors (see below), whose sum is σ = 101338320. Its totient is φ = 13511760.

The previous prime is 40535281. The next prime is 40535309. The reversal of 40535304 is 40353504.

It is a happy number.

It is a super-2 number, since 2×40535304² = 3286221740744832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1688971 = 40535304 / (4 + 0 + 5 + 3 + 5 + 3 + 0 + 4).

It is not an unprimeable number, because it can be changed into a prime (40535309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 844462 + ... + 844509.

It is an arithmetic number, because the mean of its divisors is an integer number (6333645).

Almost surely, 2^40535304 is an apocalyptic number.

It is an amenable number.

40535304 is an abundant number, since it is smaller than the sum of its proper divisors (60803016).

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

40535304 is a wasteful number, since it uses less digits than its factorization.

40535304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688980 (or 1688976 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 40535304 is about 6366.7341706718. The cubic root of 40535304 is about 343.5140289502.

Adding to 40535304 its reverse (40353504), we get a palindrome (80888808).

The spelling of 40535304 in words is "forty million, five hundred thirty-five thousand, three hundred four".