40812026 has 8 divisors (see below), whose sum is σ = 61665300. Its totient is φ = 20256928.

The previous prime is 40811987. The next prime is 40812029. The reversal of 40812026 is 62021804.

It can be written as a sum of positive squares in 2 ways, for example, as 37393225 + 3418801 = 6115^2 + 1849^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 40811992 and 40812010.

It is not an unprimeable number, because it can be changed into a prime (40812029) 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, 74201 + ... + 74748.

Almost surely, 2^40812026 is an apocalyptic number.

40812026 is a deficient number, since it is larger than the sum of its proper divisors (20853274).

40812026 is a wasteful number, since it uses less digits than its factorization.

40812026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149088.

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 40812026 is about 6388.4290713758. The cubic root of 40812026 is about 344.2939449422.

The spelling of 40812026 in words is "forty million, eight hundred twelve thousand, twenty-six".