97438 has 16 divisors (see below), whose sum is σ = 164736. Its totient is φ = 42840.

The previous prime is 97429. The next prime is 97441. The reversal of 97438 is 83479.

It is a happy number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

97438 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 in 7 ways as a sum of consecutive naturals, for example, 895 + ... + 997.

It is an arithmetic number, because the mean of its divisors is an integer number (10296).

2⁹⁷⁴³⁸ is an apocalyptic number.

97438 is a deficient number, since it is larger than the sum of its proper divisors (67298).

97438 is a wasteful number, since it uses less digits than its factorization.

97438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159.

The product of its digits is 6048, while the sum is 31.

The square root of 97438 is about 312.1506046767. The cubic root of 97438 is about 46.0160624435.

It can be divided in two parts, 97 and 438, that multiplied together give a triangular number (42486 = T₂₉₁).

The spelling of 97438 in words is "ninety-seven thousand, four hundred thirty-eight".