71484273 has 24 divisors (see below), whose sum is σ = 118267968. Its totient is φ = 40757472.

The previous prime is 71484241. The next prime is 71484277. The reversal of 71484273 is 37248417.

It is a happy number.

It is not a de Polignac number, because 71484273 - 2⁵ = 71484241 is a prime.

It is a super-2 number, since 2×71484273² = 10220002572677058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71484277) 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 23 ways as a sum of consecutive naturals, for example, 36015 + ... + 37947.

It is an arithmetic number, because the mean of its divisors is an integer number (4927832).

Almost surely, 2^71484273 is an apocalyptic number.

It is an amenable number.

71484273 is a deficient number, since it is larger than the sum of its proper divisors (46783695).

71484273 is a wasteful number, since it uses less digits than its factorization.

71484273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533 (or 2530 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 71484273 is about 8454.8372544952. The cubic root of 71484273 is about 415.0210914911.

The spelling of 71484273 in words is "seventy-one million, four hundred eighty-four thousand, two hundred seventy-three".