97738 has 4 divisors (see below), whose sum is σ = 146610. Its totient is φ = 48868.

The previous prime is 97729. The next prime is 97771. The reversal of 97738 is 83779.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83779 = 199 ⋅421.

It can be written as a sum of positive squares in only one way, i.e., 91809 + 5929 = 303^2 + 77^2 .

It is an unprimeable number.

97738 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 24433 + ... + 24436.

2⁹⁷⁷³⁸ is an apocalyptic number.

97738 is a deficient number, since it is larger than the sum of its proper divisors (48872).

97738 is a wasteful number, since it uses less digits than its factorization.

97738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48871.

The product of its digits is 10584, while the sum is 34.

The square root of 97738 is about 312.6307726376. The cubic root of 97738 is about 46.0632400509.

The spelling of 97738 in words is "ninety-seven thousand, seven hundred thirty-eight".