56305634 has 32 divisors (see below), whose sum is σ = 106140672. Its totient is φ = 21762000.

The previous prime is 56305631. The next prime is 56305637. The reversal of 56305634 is 43650365.

It is an interprime number because it is at equal distance from previous prime (56305631) and next prime (56305637).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56305634.

It is not an unprimeable number, because it can be changed into a prime (56305631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18779 + ... + 21569.

It is an arithmetic number, because the mean of its divisors is an integer number (3316896).

Almost surely, 2^56305634 is an apocalyptic number.

56305634 is a deficient number, since it is larger than the sum of its proper divisors (49835038).

56305634 is a wasteful number, since it uses less digits than its factorization.

56305634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2942.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 56305634 is about 7503.7080167075. The cubic root of 56305634 is about 383.2809941563.

Adding to 56305634 its reverse (43650365), we get a palindrome (99955999).

The spelling of 56305634 in words is "fifty-six million, three hundred five thousand, six hundred thirty-four".