71337265 has 8 divisors (see below), whose sum is σ = 85731048. Its totient is φ = 56985600.

The previous prime is 71337251. The next prime is 71337271. The reversal of 71337265 is 56273317.

It can be written as a sum of positive squares in 4 ways, for example, as 14047504 + 57289761 = 3748^2 + 7569^2 .

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

It is not a de Polignac number, because 71337265 - 2⁷ = 71337137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71337265.

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, 6672 + ... + 13681.

It is an arithmetic number, because the mean of its divisors is an integer number (10716381).

Almost surely, 2^71337265 is an apocalyptic number.

It is an amenable number.

71337265 is a deficient number, since it is larger than the sum of its proper divisors (14393783).

71337265 is a wasteful number, since it uses less digits than its factorization.

71337265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21059.

The product of its digits is 26460, while the sum is 34.

The square root of 71337265 is about 8446.1390587653. The cubic root of 71337265 is about 414.7363981387.

The spelling of 71337265 in words is "seventy-one million, three hundred thirty-seven thousand, two hundred sixty-five".