65420552 has 16 divisors (see below), whose sum is σ = 122763600. Its totient is φ = 32683600.

The previous prime is 65420527. The next prime is 65420567. The reversal of 65420552 is 25502456.

65420552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10427 + ... + 15477.

It is an arithmetic number, because the mean of its divisors is an integer number (7672725).

Almost surely, 2^65420552 is an apocalyptic number.

It is an amenable number.

65420552 is a deficient number, since it is larger than the sum of its proper divisors (57343048).

65420552 is a wasteful number, since it uses less digits than its factorization.

65420552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6676 (or 6672 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 65420552 is about 8088.2972250035. The cubic root of 65420552 is about 402.9378530557.

The spelling of 65420552 in words is "sixty-five million, four hundred twenty thousand, five hundred fifty-two".