71406694 has 4 divisors (see below), whose sum is σ = 107110044. Its totient is φ = 35703346.

The previous prime is 71406691. The next prime is 71406721. The reversal of 71406694 is 49660417.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71406691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17851672 + ... + 17851675.

It is an arithmetic number, because the mean of its divisors is an integer number (26777511).

Almost surely, 2^71406694 is an apocalyptic number.

71406694 is a deficient number, since it is larger than the sum of its proper divisors (35703350).

71406694 is a wasteful number, since it uses less digits than its factorization.

71406694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35703349.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 71406694 is about 8450.2481620364. The cubic root of 71406694 is about 414.8709019260.

The spelling of 71406694 in words is "seventy-one million, four hundred six thousand, six hundred ninety-four".