68475441 has 4 divisors (see below), whose sum is σ = 91300592. Its totient is φ = 45650292.

The previous prime is 68475437. The next prime is 68475457. The reversal of 68475441 is 14457486.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 68475441 - 2² = 68475437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 68475441.

It is not an unprimeable number, because it can be changed into a prime (68475461) 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 3 ways as a sum of consecutive naturals, for example, 11412571 + ... + 11412576.

It is an arithmetic number, because the mean of its divisors is an integer number (22825148).

Almost surely, 2^68475441 is an apocalyptic number.

It is an amenable number.

68475441 is a deficient number, since it is larger than the sum of its proper divisors (22825151).

68475441 is a wasteful number, since it uses less digits than its factorization.

68475441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22825150.

The product of its digits is 107520, while the sum is 39.

The square root of 68475441 is about 8274.9888821678. The cubic root of 68475441 is about 409.1145694823.

The spelling of 68475441 in words is "sixty-eight million, four hundred seventy-five thousand, four hundred forty-one".