68174452 has 6 divisors (see below), whose sum is σ = 119305298. Its totient is φ = 34087224.

The previous prime is 68174429. The next prime is 68174453. The reversal of 68174452 is 25447186.

It can be written as a sum of positive squares in only one way, i.e., 63138916 + 5035536 = 7946^2 + 2244^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68174453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8521803 + ... + 8521810.

Almost surely, 2^68174452 is an apocalyptic number.

It is an amenable number.

68174452 is a deficient number, since it is larger than the sum of its proper divisors (51130846).

68174452 is a wasteful number, since it uses less digits than its factorization.

68174452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17043617 (or 17043615 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 68174452 is about 8256.7821819399. The cubic root of 68174452 is about 408.5142576649.

The spelling of 68174452 in words is "sixty-eight million, one hundred seventy-four thousand, four hundred fifty-two".