71402198 has 8 divisors (see below), whose sum is σ = 122403792. Its totient is φ = 30600936.

The previous prime is 71402173. The next prime is 71402203. The reversal of 71402198 is 89120417.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550065 + ... + 2550092.

It is an arithmetic number, because the mean of its divisors is an integer number (15300474).

Almost surely, 2^71402198 is an apocalyptic number.

71402198 is a deficient number, since it is larger than the sum of its proper divisors (51001594).

71402198 is a wasteful number, since it uses less digits than its factorization.

71402198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100166.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 71402198 is about 8449.9821301586. The cubic root of 71402198 is about 414.8621945316.

The spelling of 71402198 in words is "seventy-one million, four hundred two thousand, one hundred ninety-eight".