56140419 has 16 divisors (see below), whose sum is σ = 76879872. Its totient is φ = 36423168.

The previous prime is 56140397. The next prime is 56140423. The reversal of 56140419 is 91404165.

It is a happy number.

It is not a de Polignac number, because 56140419 - 2⁹ = 56139907 is a prime.

It is a super-2 number, since 2×56140419² = 6303493290991122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56140319) 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 15 ways as a sum of consecutive naturals, for example, 26182 + ... + 28244.

It is an arithmetic number, because the mean of its divisors is an integer number (4804992).

Almost surely, 2^56140419 is an apocalyptic number.

56140419 is a deficient number, since it is larger than the sum of its proper divisors (20739453).

56140419 is a wasteful number, since it uses less digits than its factorization.

56140419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 56140419 is about 7492.6910386056. The cubic root of 56140419 is about 382.9057457007.

The spelling of 56140419 in words is "fifty-six million, one hundred forty thousand, four hundred nineteen".