71434546 has 16 divisors (see below), whose sum is σ = 110394648. Its totient is φ = 34646400.

The previous prime is 71434543. The next prime is 71434549. The reversal of 71434546 is 64543417.

It is an interprime number because it is at equal distance from previous prime (71434543) and next prime (71434549).

It can be written as a sum of positive squares in 4 ways, for example, as 28676025 + 42758521 = 5355^2 + 6539^2 .

It is a super-2 number, since 2×71434546² = 10205788724452232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (71434543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12436 + ... + 17248.

Almost surely, 2^71434546 is an apocalyptic number.

71434546 is a deficient number, since it is larger than the sum of its proper divisors (38960102).

71434546 is a wasteful number, since it uses less digits than its factorization.

71434546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5037.

The product of its digits is 40320, while the sum is 34.

The square root of 71434546 is about 8451.8960003067. The cubic root of 71434546 is about 414.9248346957.

The spelling of 71434546 in words is "seventy-one million, four hundred thirty-four thousand, five hundred forty-six".