174421013 has 12 divisors (see below), whose sum is σ = 189295200. Its totient is φ = 160641936.

The previous prime is 174420977. The next prime is 174421057. The reversal of 174421013 is 310124471.

It is a happy number.

It is not a de Polignac number, because 174421013 - 2¹² = 174416917 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 174421013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174421073) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 100370 + ... + 102092.

It is an arithmetic number, because the mean of its divisors is an integer number (15774600).

Almost surely, 2^174421013 is an apocalyptic number.

174421013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

174421013 is a deficient number, since it is larger than the sum of its proper divisors (14874187).

174421013 is a wasteful number, since it uses less digits than its factorization.

174421013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348 (or 2335 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 174421013 is about 13206.8547731850. The cubic root of 174421013 is about 558.7269262960.

Adding to 174421013 its reverse (310124471), we get a palindrome (484545484).

The spelling of 174421013 in words is "one hundred seventy-four million, four hundred twenty-one thousand, thirteen".