67241273 has 24 divisors (see below), whose sum is σ = 79298856. Its totient is φ = 56770560.

The previous prime is 67241243. The next prime is 67241281. The reversal of 67241273 is 37214276.

It can be written as a sum of positive squares in 4 ways, for example, as 9966649 + 57274624 = 3157^2 + 7568^2 .

It is not a de Polignac number, because 67241273 - 2⁸ = 67241017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67241233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199361 + ... + 199697.

It is an arithmetic number, because the mean of its divisors is an integer number (3304119).

Almost surely, 2^67241273 is an apocalyptic number.

It is an amenable number.

67241273 is a deficient number, since it is larger than the sum of its proper divisors (12057583).

67241273 is a wasteful number, since it uses less digits than its factorization.

67241273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 462 counting only the distinct ones).

The product of its digits is 14112, while the sum is 32.

The square root of 67241273 is about 8200.0776215838. The cubic root of 67241273 is about 406.6417592766.

It can be divided in two parts, 6724 and 1273, that added together give a palindrome (7997).

The spelling of 67241273 in words is "sixty-seven million, two hundred forty-one thousand, two hundred seventy-three".