71136046 has 4 divisors (see below), whose sum is σ = 106704072. Its totient is φ = 35568022.

The previous prime is 71136031. The next prime is 71136049. The reversal of 71136046 is 64063117.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71136049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17784010 + ... + 17784013.

It is an arithmetic number, because the mean of its divisors is an integer number (26676018).

Almost surely, 2^71136046 is an apocalyptic number.

71136046 is a deficient number, since it is larger than the sum of its proper divisors (35568026).

71136046 is a wasteful number, since it uses less digits than its factorization.

71136046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35568025.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 71136046 is about 8434.2187545735. The cubic root of 71136046 is about 414.3460858625.

The spelling of 71136046 in words is "seventy-one million, one hundred thirty-six thousand, forty-six".