52067705 has 4 divisors (see below), whose sum is σ = 62481252. Its totient is φ = 41654160.

The previous prime is 52067689. The next prime is 52067713. The reversal of 52067705 is 50776025.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14417209 + 37650496 = 3797^2 + 6136^2 .

It is not a de Polignac number, because 52067705 - 2⁴ = 52067689 is a prime.

It is a super-2 number, since 2×52067705² = 5422091807934050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

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, 5206766 + ... + 5206775.

It is an arithmetic number, because the mean of its divisors is an integer number (15620313).

Almost surely, 2^52067705 is an apocalyptic number.

It is an amenable number.

52067705 is a deficient number, since it is larger than the sum of its proper divisors (10413547).

52067705 is a wasteful number, since it uses less digits than its factorization.

52067705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10413546.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 52067705 is about 7215.7955209388. The cubic root of 52067705 is about 373.4130388032.

The spelling of 52067705 in words is "fifty-two million, sixty-seven thousand, seven hundred five".