71498 has 8 divisors (see below), whose sum is σ = 122592. Its totient is φ = 30636.

The previous prime is 71483. The next prime is 71503. The reversal of 71498 is 89417.

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

It is a super-2 number, since 2×71498² = 10223928008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 71498.

It is an unprimeable number.

71498 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 in 3 ways as a sum of consecutive naturals, for example, 2540 + ... + 2567.

It is an arithmetic number, because the mean of its divisors is an integer number (15324).

2⁷¹⁴⁹⁸ is an apocalyptic number.

71498 is a deficient number, since it is larger than the sum of its proper divisors (51094).

71498 is a wasteful number, since it uses less digits than its factorization.

71498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5116.

The product of its digits is 2016, while the sum is 29.

The square root of 71498 is about 267.3910993283. The cubic root of 71498 is about 41.5047655049.

The spelling of 71498 in words is "seventy-one thousand, four hundred ninety-eight".