56239378 has 16 divisors (see below), whose sum is σ = 91002240. Its totient is φ = 25912656.

The previous prime is 56239369. The next prime is 56239387. The reversal of 56239378 is 87393265.

It is an interprime number because it is at equal distance from previous prime (56239369) and next prime (56239387).

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 7 ways as a sum of consecutive naturals, for example, 17751 + ... + 20677.

It is an arithmetic number, because the mean of its divisors is an integer number (5687640).

Almost surely, 2^56239378 is an apocalyptic number.

56239378 is a deficient number, since it is larger than the sum of its proper divisors (34762862).

56239378 is a wasteful number, since it uses less digits than its factorization.

56239378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681.

The product of its digits is 272160, while the sum is 43.

The square root of 56239378 is about 7499.2918332333. The cubic root of 56239378 is about 383.1305969340.

The spelling of 56239378 in words is "fifty-six million, two hundred thirty-nine thousand, three hundred seventy-eight".