71464434 has 32 divisors (see below), whose sum is σ = 151215360. Its totient is φ = 22453200.

The previous prime is 71464429. The next prime is 71464457. The reversal of 71464434 is 43446417.

It is a junction number, because it is equal to n+sod(n) for n = 71464395 and 71464404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22569 + ... + 25539.

It is an arithmetic number, because the mean of its divisors is an integer number (4725480).

Almost surely, 2^71464434 is an apocalyptic number.

71464434 is an abundant number, since it is smaller than the sum of its proper divisors (79750926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71464434 is a wasteful number, since it uses less digits than its factorization.

71464434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3206.

The product of its digits is 32256, while the sum is 33.

The square root of 71464434 is about 8453.6639393816. The cubic root of 71464434 is about 414.9826943962.

The spelling of 71464434 in words is "seventy-one million, four hundred sixty-four thousand, four hundred thirty-four".