71477012 has 24 divisors (see below), whose sum is σ = 131947200. Its totient is φ = 33785856.

The previous prime is 71477011. The next prime is 71477017. The reversal of 71477012 is 21077417.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71477011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57833 + ... + 59055.

It is an arithmetic number, because the mean of its divisors is an integer number (5497800).

Almost surely, 2^71477012 is an apocalyptic number.

It is an amenable number.

71477012 is a deficient number, since it is larger than the sum of its proper divisors (60470188).

71477012 is a wasteful number, since it uses less digits than its factorization.

71477012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015 (or 2013 counting only the distinct ones).

The product of its (nonzero) digits is 2744, while the sum is 29.

The square root of 71477012 is about 8454.4078444324. The cubic root of 71477012 is about 415.0070391219.

The spelling of 71477012 in words is "seventy-one million, four hundred seventy-seven thousand, twelve".