71421014 has 8 divisors (see below), whose sum is σ = 122436048. Its totient is φ = 30609000.

The previous prime is 71421013. The next prime is 71421023. The reversal of 71421014 is 41012417.

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

It is a super-2 number, since 2×71421014² = 10201922481576392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71421011) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2550737 + ... + 2550764.

It is an arithmetic number, because the mean of its divisors is an integer number (15304506).

Almost surely, 2^71421014 is an apocalyptic number.

71421014 is a deficient number, since it is larger than the sum of its proper divisors (51015034).

71421014 is a wasteful number, since it uses less digits than its factorization.

71421014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101510.

The product of its (nonzero) digits is 224, while the sum is 20.

The square root of 71421014 is about 8451.0954319544. The cubic root of 71421014 is about 414.8986330059.

The spelling of 71421014 in words is "seventy-one million, four hundred twenty-one thousand, fourteen".