52064646 has 16 divisors (see below), whose sum is σ = 105141504. Its totient is φ = 17186184.

The previous prime is 52064633. The next prime is 52064647. The reversal of 52064646 is 64646025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52064647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41506 + ... + 42741.

It is an arithmetic number, because the mean of its divisors is an integer number (6571344).

Almost surely, 2^52064646 is an apocalyptic number.

52064646 is an abundant number, since it is smaller than the sum of its proper divisors (53076858).

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

52064646 is a wasteful number, since it uses less digits than its factorization.

52064646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84355.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 52064646 is about 7215.5835522846. The cubic root of 52064646 is about 373.4057259346.

The spelling of 52064646 in words is "fifty-two million, sixty-four thousand, six hundred forty-six".