56628235 has 4 divisors (see below), whose sum is σ = 67953888. Its totient is φ = 45302584.

The previous prime is 56628233. The next prime is 56628281. The reversal of 56628235 is 53282665.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56628235 - 2¹ = 56628233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56628194 and 56628203.

It is not an unprimeable number, because it can be changed into a prime (56628233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5662819 + ... + 5662828.

It is an arithmetic number, because the mean of its divisors is an integer number (16988472).

Almost surely, 2^56628235 is an apocalyptic number.

56628235 is a deficient number, since it is larger than the sum of its proper divisors (11325653).

56628235 is a wasteful number, since it uses less digits than its factorization.

56628235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11325652.

The product of its digits is 86400, while the sum is 37.

The square root of 56628235 is about 7525.1734199286. The cubic root of 56628235 is about 384.0115985899.

The spelling of 56628235 in words is "fifty-six million, six hundred twenty-eight thousand, two hundred thirty-five".