52061701 has 12 divisors (see below), whose sum is σ = 56679588. Its totient is φ = 47653632.

The previous prime is 52061687. The next prime is 52061717. The reversal of 52061701 is 10716025.

It can be written as a sum of positive squares in 6 ways, for example, as 24750625 + 27311076 = 4975^2 + 5226^2 .

It is not a de Polignac number, because 52061701 - 2⁹ = 52061189 is a prime.

It is a super-2 number, since 2×52061701² = 5420841422026802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52061771) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 22155 + ... + 24391.

It is an arithmetic number, because the mean of its divisors is an integer number (4723299).

Almost surely, 2^52061701 is an apocalyptic number.

It is an amenable number.

52061701 is a deficient number, since it is larger than the sum of its proper divisors (4617887).

52061701 is a wasteful number, since it uses less digits than its factorization.

52061701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328 (or 2291 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 52061701 is about 7215.3794772001. The cubic root of 52061701 is about 373.3986853246.

Adding to 52061701 its reverse (10716025), we get a palindrome (62777726).

The spelling of 52061701 in words is "fifty-two million, sixty-one thousand, seven hundred one".