97735797 has 18 divisors (see below), whose sum is σ = 142615382. Its totient is φ = 64496016.

The previous prime is 97735789. The next prime is 97735817. The reversal of 97735797 is 79753779.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 75325041 + 22410756 = 8679^2 + 4734^2 .

It is not a de Polignac number, because 97735797 - 2³ = 97735789 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 (97735787) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 371488 + ... + 371750.

Almost surely, 2^97735797 is an apocalyptic number.

It is an amenable number.

97735797 is a deficient number, since it is larger than the sum of its proper divisors (44879585).

97735797 is a wasteful number, since it uses less digits than its factorization.

97735797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 423 counting only the distinct ones).

The product of its digits is 2917215, while the sum is 54.

The square root of 97735797 is about 9886.1416639658. The cubic root of 97735797 is about 460.6289396211.

The spelling of 97735797 in words is "ninety-seven million, seven hundred thirty-five thousand, seven hundred ninety-seven".