56126019 has 8 divisors (see below), whose sum is σ = 78773440. Its totient is φ = 35447976.

The previous prime is 56125963. The next prime is 56126053. The reversal of 56126019 is 91062165.

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

It is not a de Polignac number, because 56126019 - 2¹⁶ = 56060483 is a prime.

It is a super-2 number, since 2×56126019² = 6300260017576722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56126069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492277 + ... + 492390.

It is an arithmetic number, because the mean of its divisors is an integer number (9846680).

Almost surely, 2^56126019 is an apocalyptic number.

56126019 is a deficient number, since it is larger than the sum of its proper divisors (22647421).

56126019 is a wasteful number, since it uses less digits than its factorization.

56126019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984689.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 56126019 is about 7491.7300405180. The cubic root of 56126019 is about 382.8730044996.

The spelling of 56126019 in words is "fifty-six million, one hundred twenty-six thousand, nineteen".