71738074 has 16 divisors (see below), whose sum is σ = 111707136. Its totient is φ = 34527600.

The previous prime is 71738063. The next prime is 71738099. The reversal of 71738074 is 47083717.

It is a super-2 number, since 2×71738074² = 10292702522458952, which contains 22 as substring.

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, 522 + ... + 11989.

It is an arithmetic number, because the mean of its divisors is an integer number (6981696).

Almost surely, 2^71738074 is an apocalyptic number.

71738074 is a deficient number, since it is larger than the sum of its proper divisors (39969062).

71738074 is a wasteful number, since it uses less digits than its factorization.

71738074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12621.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 71738074 is about 8469.8331742721. The cubic root of 71738074 is about 415.5116812368.

The spelling of 71738074 in words is "seventy-one million, seven hundred thirty-eight thousand, seventy-four".