71404834 has 16 divisors (see below), whose sum is σ = 111958848. Its totient is φ = 34090672.

The previous prime is 71404829. The next prime is 71404841. The reversal of 71404834 is 43840417.

It is a junction number, because it is equal to n+sod(n) for n = 71404796 and 71404805.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37104 + ... + 38980.

It is an arithmetic number, because the mean of its divisors is an integer number (6997428).

Almost surely, 2^71404834 is an apocalyptic number.

71404834 is a deficient number, since it is larger than the sum of its proper divisors (40554014).

71404834 is a wasteful number, since it uses less digits than its factorization.

71404834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 71404834 is about 8450.1381053803. The cubic root of 71404834 is about 414.8672997120.

The spelling of 71404834 in words is "seventy-one million, four hundred four thousand, eight hundred thirty-four".