71478014 has 8 divisors (see below), whose sum is σ = 107756400. Its totient is φ = 35559216.

The previous prime is 71477993. The next prime is 71478049. The reversal of 71478014 is 41087417.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89399 + ... + 90194.

It is an arithmetic number, because the mean of its divisors is an integer number (13469550).

Almost surely, 2^71478014 is an apocalyptic number.

71478014 is a deficient number, since it is larger than the sum of its proper divisors (36278386).

71478014 is a wasteful number, since it uses less digits than its factorization.

71478014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179794.

The product of its (nonzero) digits is 6272, while the sum is 32.

The square root of 71478014 is about 8454.4671032538. The cubic root of 71478014 is about 415.0089783706.

The spelling of 71478014 in words is "seventy-one million, four hundred seventy-eight thousand, fourteen".