56244815 has 8 divisors (see below), whose sum is σ = 73629648. Its totient is φ = 40905280.

The previous prime is 56244803. The next prime is 56244827. The reversal of 56244815 is 51844265.

It is an interprime number because it is at equal distance from previous prime (56244803) and next prime (56244827).

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

It is not a de Polignac number, because 56244815 - 2⁶ = 56244751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 511262 + ... + 511371.

It is an arithmetic number, because the mean of its divisors is an integer number (9203706).

Almost surely, 2^56244815 is an apocalyptic number.

56244815 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56244815 is a deficient number, since it is larger than the sum of its proper divisors (17384833).

56244815 is a wasteful number, since it uses less digits than its factorization.

56244815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022649.

The product of its digits is 38400, while the sum is 35.

The square root of 56244815 is about 7499.6543253673. The cubic root of 56244815 is about 383.1429430516.

The spelling of 56244815 in words is "fifty-six million, two hundred forty-four thousand, eight hundred fifteen".