40056130 has 8 divisors (see below), whose sum is σ = 72101052. Its totient is φ = 16022448.

The previous prime is 40056073. The next prime is 40056167. The reversal of 40056130 is 3165004.

It can be written as a sum of positive squares in 2 ways, for example, as 37933281 + 2122849 = 6159^2 + 1457^2 .

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 = 40056098 and 40056107.

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 in 3 ways as a sum of consecutive naturals, for example, 2002797 + ... + 2002816.

Almost surely, 2^40056130 is an apocalyptic number.

40056130 is a deficient number, since it is larger than the sum of its proper divisors (32044922).

40056130 is a wasteful number, since it uses less digits than its factorization.

40056130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4005620.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 40056130 is about 6328.9912308361. The cubic root of 40056130 is about 342.1550828183.

It can be divided in two parts, 40056 and 130, that added together give a triangular number (40186 = T₂₈₃).

The spelling of 40056130 in words is "forty million, fifty-six thousand, one hundred thirty".