97728701 has 8 divisors (see below), whose sum is σ = 112252800. Its totient is φ = 83345328.

The previous prime is 97728689. The next prime is 97728739. The reversal of 97728701 is 10782779.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97728701 - 2¹⁴ = 97712317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97728401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33686 + ... + 36471.

It is an arithmetic number, because the mean of its divisors is an integer number (14031600).

Almost surely, 2^97728701 is an apocalyptic number.

It is an amenable number.

97728701 is a deficient number, since it is larger than the sum of its proper divisors (14524099).

97728701 is a wasteful number, since it uses less digits than its factorization.

97728701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70363.

The product of its (nonzero) digits is 49392, while the sum is 41.

The square root of 97728701 is about 9885.7827712326. The cubic root of 97728701 is about 460.6177915322.

The spelling of 97728701 in words is "ninety-seven million, seven hundred twenty-eight thousand, seven hundred one".