97142 has 4 divisors (see below), whose sum is σ = 145716. Its totient is φ = 48570.

The previous prime is 97127. The next prime is 97151. The reversal of 97142 is 24179.

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

It is a congruent number.

It is an unprimeable number.

97142 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24284 + ... + 24287.

It is an arithmetic number, because the mean of its divisors is an integer number (36429).

2⁹⁷¹⁴² is an apocalyptic number.

97142 is a deficient number, since it is larger than the sum of its proper divisors (48574).

97142 is a wasteful number, since it uses less digits than its factorization.

97142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48573.

The product of its digits is 504, while the sum is 23.

The square root of 97142 is about 311.6761139388. The cubic root of 97142 is about 45.9694188674.

The spelling of 97142 in words is "ninety-seven thousand, one hundred forty-two".