52069764 has 12 divisors (see below), whose sum is σ = 121496144. Its totient is φ = 17356584.

The previous prime is 52069757. The next prime is 52069781. The reversal of 52069764 is 46796025.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×52069764² = 5422520646031392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2169562 + ... + 2169585.

Almost surely, 2^52069764 is an apocalyptic number.

It is an amenable number.

52069764 is an abundant number, since it is smaller than the sum of its proper divisors (69426380).

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

52069764 is a wasteful number, since it uses less digits than its factorization.

52069764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4339154 (or 4339152 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 52069764 is about 7215.9381926400. The cubic root of 52069764 is about 373.4179609030.

The spelling of 52069764 in words is "fifty-two million, sixty-nine thousand, seven hundred sixty-four".