56367489 has 4 divisors (see below), whose sum is σ = 75156656. Its totient is φ = 37578324.

The previous prime is 56367481. The next prime is 56367491. The reversal of 56367489 is 98476365.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56367489 - 2³ = 56367481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56367481) 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 3 ways as a sum of consecutive naturals, for example, 9394579 + ... + 9394584.

It is an arithmetic number, because the mean of its divisors is an integer number (18789164).

Almost surely, 2^56367489 is an apocalyptic number.

It is an amenable number.

56367489 is a deficient number, since it is larger than the sum of its proper divisors (18789167).

56367489 is a wasteful number, since it uses less digits than its factorization.

56367489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18789166.

The product of its digits is 1088640, while the sum is 48.

The square root of 56367489 is about 7507.8285142909. The cubic root of 56367489 is about 383.4212949162.

The spelling of 56367489 in words is "fifty-six million, three hundred sixty-seven thousand, four hundred eighty-nine".