52064661 has 16 divisors (see below), whose sum is σ = 77779008. Its totient is φ = 30700800.

The previous prime is 52064651. The next prime is 52064669. The reversal of 52064661 is 16646025.

52064661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52064661 - 2¹³ = 52056469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52064669) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20100 + ... + 22541.

It is an arithmetic number, because the mean of its divisors is an integer number (4861188).

Almost surely, 2^52064661 is an apocalyptic number.

It is an amenable number.

52064661 is a deficient number, since it is larger than the sum of its proper divisors (25714347).

52064661 is a wasteful number, since it uses less digits than its factorization.

52064661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42692.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 52064661 is about 7215.5845917015. The cubic root of 52064661 is about 373.4057617944.

It can be divided in two parts, 52064 and 661, that added together give a palindrome (52725).

The spelling of 52064661 in words is "fifty-two million, sixty-four thousand, six hundred sixty-one".