52070064 has 20 divisors (see below), whose sum is σ = 134514456. Its totient is φ = 17356672.

The previous prime is 52070047. The next prime is 52070071. The reversal of 52070064 is 46007025.

It is a happy number.

It is a super-2 number, since 2×52070064² = 5422583129928192, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542349 + ... + 542444.

Almost surely, 2^52070064 is an apocalyptic number.

It is an amenable number.

52070064 is an abundant number, since it is smaller than the sum of its proper divisors (82444392).

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

52070064 is a wasteful number, since it uses less digits than its factorization.

52070064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084804 (or 1084798 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 52070064 is about 7215.9589799278. The cubic root of 52070064 is about 373.4186780509.

Adding to 52070064 its reverse (46007025), we get a palindrome (98077089).

The spelling of 52070064 in words is "fifty-two million, seventy thousand, sixty-four".