71354774 has 4 divisors (see below), whose sum is σ = 107032164. Its totient is φ = 35677386.

The previous prime is 71354749. The next prime is 71354791. The reversal of 71354774 is 47745317.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17838692 + ... + 17838695.

It is an arithmetic number, because the mean of its divisors is an integer number (26758041).

Almost surely, 2^71354774 is an apocalyptic number.

71354774 is a deficient number, since it is larger than the sum of its proper divisors (35677390).

71354774 is a wasteful number, since it uses less digits than its factorization.

71354774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35677389.

The product of its digits is 82320, while the sum is 38.

The square root of 71354774 is about 8447.1755042736. The cubic root of 71354774 is about 414.7703262948.

The spelling of 71354774 in words is "seventy-one million, three hundred fifty-four thousand, seven hundred seventy-four".