71746142 has 8 divisors (see below), whose sum is σ = 115897656. Its totient is φ = 33113592.

The previous prime is 71746117. The next prime is 71746201. The reversal of 71746142 is 24164717.

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

It is a junction number, because it is equal to n+sod(n) for n = 71746099 and 71746108.

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, 1379708 + ... + 1379759.

It is an arithmetic number, because the mean of its divisors is an integer number (14487207).

Almost surely, 2^71746142 is an apocalyptic number.

71746142 is a deficient number, since it is larger than the sum of its proper divisors (44151514).

71746142 is a wasteful number, since it uses less digits than its factorization.

71746142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759482.

The product of its digits is 9408, while the sum is 32.

The square root of 71746142 is about 8470.3094394479. The cubic root of 71746142 is about 415.5272574499.

The spelling of 71746142 in words is "seventy-one million, seven hundred forty-six thousand, one hundred forty-two".