52507706 has 4 divisors (see below), whose sum is σ = 78761562. Its totient is φ = 26253852.

The previous prime is 52507673. The next prime is 52507711. The reversal of 52507706 is 60770525.

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 only one way, i.e., 52432081 + 75625 = 7241^2 + 275^2 .

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 as a sum of consecutive naturals, namely, 13126925 + ... + 13126928.

Almost surely, 2^52507706 is an apocalyptic number.

52507706 is a deficient number, since it is larger than the sum of its proper divisors (26253856).

52507706 is a wasteful number, since it uses less digits than its factorization.

52507706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26253855.

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

The square root of 52507706 is about 7246.2201181030. The cubic root of 52507706 is about 374.4619388617.

The spelling of 52507706 in words is "fifty-two million, five hundred seven thousand, seven hundred six".