9652749731 has 4 divisors (see below), whose sum is σ = 9985603200. Its totient is φ = 9319896264.

The previous prime is 9652749727. The next prime is 9652749749. The reversal of 9652749731 is 1379472569.

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

It is a cyclic number.

It is not a de Polignac number, because 9652749731 - 2² = 9652749727 is a prime.

It is a super-2 number, since 2×9652749731² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9652743731) 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, 166426691 + ... + 166426748.

It is an arithmetic number, because the mean of its divisors is an integer number (2496400800).

Almost surely, 2^9652749731 is an apocalyptic number.

9652749731 is a deficient number, since it is larger than the sum of its proper divisors (332853469).

9652749731 is a wasteful number, since it uses less digits than its factorization.

9652749731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332853468.

The product of its digits is 2857680, while the sum is 53.

The square root of 9652749731 is about 98248.4082873611. The cubic root of 9652749731 is about 2129.2027353351.

The spelling of 9652749731 in words is "nine billion, six hundred fifty-two million, seven hundred forty-nine thousand, seven hundred thirty-one".