71474533 has 8 divisors (see below), whose sum is σ = 77063000. Its totient is φ = 65899008.

The previous prime is 71474483. The next prime is 71474551. The reversal of 71474533 is 33547417.

It can be written as a sum of positive squares in 4 ways, for example, as 1216609 + 70257924 = 1103^2 + 8382^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 71474533 - 2¹³ = 71466341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71474563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10393 + ... + 15841.

It is an arithmetic number, because the mean of its divisors is an integer number (9632875).

Almost surely, 2^71474533 is an apocalyptic number.

It is an amenable number.

71474533 is a deficient number, since it is larger than the sum of its proper divisors (5588467).

71474533 is a wasteful number, since it uses less digits than its factorization.

71474533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6471.

The product of its digits is 35280, while the sum is 34.

The square root of 71474533 is about 8454.2612332480. The cubic root of 71474533 is about 415.0022412421.

The spelling of 71474533 in words is "seventy-one million, four hundred seventy-four thousand, five hundred thirty-three".