56351330 has 16 divisors (see below), whose sum is σ = 115922880. Its totient is φ = 19320432.

The previous prime is 56351293. The next prime is 56351341. The reversal of 56351330 is 3315365.

It is a self number, because there is not a number n which added to its sum of digits gives 56351330.

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, 402440 + ... + 402579.

It is an arithmetic number, because the mean of its divisors is an integer number (7245180).

Almost surely, 2^56351330 is an apocalyptic number.

56351330 is an abundant number, since it is smaller than the sum of its proper divisors (59571550).

56351330 is a wasteful number, since it uses less digits than its factorization.

56351330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805033.

The product of its (nonzero) digits is 4050, while the sum is 26.

The square root of 56351330 is about 7506.7522937686. The cubic root of 56351330 is about 383.3846526546.

Adding to 56351330 its reverse (3315365), we get a palindrome (59666695).

The spelling of 56351330 in words is "fifty-six million, three hundred fifty-one thousand, three hundred thirty".