56061420 has 48 divisors (see below), whose sum is σ = 157663968. Its totient is φ = 14883840.

The previous prime is 56061413. The next prime is 56061433. The reversal of 56061420 is 2416065.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12522 + ... + 16398.

It is an arithmetic number, because the mean of its divisors is an integer number (3284666).

Almost surely, 2^56061420 is an apocalyptic number.

It is an amenable number.

56061420 is an abundant number, since it is smaller than the sum of its proper divisors (101602548).

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

56061420 is a wasteful number, since it uses less digits than its factorization.

56061420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130 (or 4128 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 56061420 is about 7487.4174452878. The cubic root of 56061420 is about 382.7260571554.

Adding to 56061420 its reverse (2416065), we get a palindrome (58477485).

The spelling of 56061420 in words is "fifty-six million, sixty-one thousand, four hundred twenty".