54170212 has 6 divisors (see below), whose sum is σ = 94797878. Its totient is φ = 27085104.

The previous prime is 54170209. The next prime is 54170213. The reversal of 54170212 is 21207145.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 41036836 + 13133376 = 6406^2 + 3624^2 .

It is not an unprimeable number, because it can be changed into a prime (54170213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6771273 + ... + 6771280.

Almost surely, 2^54170212 is an apocalyptic number.

It is an amenable number.

54170212 is a deficient number, since it is larger than the sum of its proper divisors (40627666).

54170212 is a wasteful number, since it uses less digits than its factorization.

54170212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13542557 (or 13542555 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 54170212 is about 7360.0415759695. The cubic root of 54170212 is about 378.3730348775.

Adding to 54170212 its reverse (21207145), we get a palindrome (75377357).

The spelling of 54170212 in words is "fifty-four million, one hundred seventy thousand, two hundred twelve".