71601104 has 10 divisors (see below), whose sum is σ = 138727170. Its totient is φ = 35800544.

The previous prime is 71601077. The next prime is 71601109. The reversal of 71601104 is 40110617.

It can be written as a sum of positive squares in only one way, i.e., 52591504 + 19009600 = 7252^2 + 4360^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71601109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2237519 + ... + 2237550.

It is an arithmetic number, because the mean of its divisors is an integer number (13872717).

Almost surely, 2^71601104 is an apocalyptic number.

It is an amenable number.

71601104 is a deficient number, since it is larger than the sum of its proper divisors (67126066).

71601104 is a wasteful number, since it uses less digits than its factorization.

71601104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4475077 (or 4475071 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 71601104 is about 8461.7435555564. The cubic root of 71601104 is about 415.2470663143.

The spelling of 71601104 in words is "seventy-one million, six hundred one thousand, one hundred four".