60390172 has 12 divisors (see below), whose sum is σ = 106149960. Its totient is φ = 30061616.

The previous prime is 60390167. The next prime is 60390173. The reversal of 60390172 is 27109306.

It is a self number, because there is not a number n which added to its sum of digits gives 60390172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60390173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32347 + ... + 34162.

It is an arithmetic number, because the mean of its divisors is an integer number (8845830).

Almost surely, 2^60390172 is an apocalyptic number.

It is an amenable number.

60390172 is a deficient number, since it is larger than the sum of its proper divisors (45759788).

60390172 is a wasteful number, since it uses less digits than its factorization.

60390172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66740 (or 66738 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 60390172 is about 7771.1113748292. Note that the first 3 decimals coincide. The cubic root of 60390172 is about 392.3335267089. Note that the first 3 decimals are identical.

Adding to 60390172 its reverse (27109306), we get a palindrome (87499478).

The spelling of 60390172 in words is "sixty million, three hundred ninety thousand, one hundred seventy-two".