71329614 has 16 divisors (see below), whose sum is σ = 144614352. Its totient is φ = 23450688.

The previous prime is 71329571. The next prime is 71329649. The reversal of 71329614 is 41692317.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80989 + ... + 81864.

It is an arithmetic number, because the mean of its divisors is an integer number (9038397).

Almost surely, 2^71329614 is an apocalyptic number.

71329614 is an abundant number, since it is smaller than the sum of its proper divisors (73284738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71329614 is a wasteful number, since it uses less digits than its factorization.

71329614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162931.

The product of its digits is 9072, while the sum is 33.

The square root of 71329614 is about 8445.6861177763. The cubic root of 71329614 is about 414.7215706306.

The spelling of 71329614 in words is "seventy-one million, three hundred twenty-nine thousand, six hundred fourteen".