71425526 has 16 divisors (see below), whose sum is σ = 110995920. Its totient is φ = 34446720.

The previous prime is 71425513. The next prime is 71425547. The reversal of 71425526 is 62552417.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 71425492 and 71425501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2405 + ... + 12191.

It is an arithmetic number, because the mean of its divisors is an integer number (6937245).

Almost surely, 2^71425526 is an apocalyptic number.

71425526 is a deficient number, since it is larger than the sum of its proper divisors (39570394).

71425526 is a wasteful number, since it uses less digits than its factorization.

71425526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9919.

The product of its digits is 16800, while the sum is 32.

The square root of 71425526 is about 8451.3623753807. The cubic root of 71425526 is about 414.9073698520.

The spelling of 71425526 in words is "seventy-one million, four hundred twenty-five thousand, five hundred twenty-six".