63530701 has 4 divisors (see below), whose sum is σ = 68417692. Its totient is φ = 58643712.

The previous prime is 63530681. The next prime is 63530711. The reversal of 63530701 is 10703536.

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 8844676 + 54686025 = 2974^2 + 7395^2 .

It is a cyclic number.

It is not a de Polignac number, because 63530701 - 2⁹ = 63530189 is a prime.

It is a super-2 number, since 2×63530701² = 8072299939102802, 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 (63530711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2443476 + ... + 2443501.

It is an arithmetic number, because the mean of its divisors is an integer number (17104423).

Almost surely, 2^63530701 is an apocalyptic number.

It is an amenable number.

63530701 is a deficient number, since it is larger than the sum of its proper divisors (4886991).

63530701 is a wasteful number, since it uses less digits than its factorization.

63530701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886990.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 63530701 is about 7970.6148445399. The cubic root of 63530701 is about 399.0198941930.

The spelling of 63530701 in words is "sixty-three million, five hundred thirty thousand, seven hundred one".