56343330 has 128 divisors (see below), whose sum is σ = 161187840. Its totient is φ = 13970880.

The previous prime is 56343283. The next prime is 56343359. The reversal of 56343330 is 3334365.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56343294 and 56343303.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 266925 + ... + 267135.

It is an arithmetic number, because the mean of its divisors is an integer number (1259280).

Almost surely, 2^56343330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56343330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80593920).

56343330 is an abundant number, since it is smaller than the sum of its proper divisors (104844510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56343330 is a wasteful number, since it uses less digits than its factorization.

56343330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293 (or 287 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 27.

The square root of 56343330 is about 7506.2194212533. The cubic root of 56343330 is about 383.3665092060.

Adding to 56343330 its reverse (3334365), we get a palindrome (59677695).

The spelling of 56343330 in words is "fifty-six million, three hundred forty-three thousand, three hundred thirty".