2050172 has 6 divisors (see below), whose sum is σ = 3587808. Its totient is φ = 1025084.

The previous prime is 2050171. The next prime is 2050177. The reversal of 2050172 is 2710502.

It is a self number, because there is not a number n which added to its sum of digits gives 2050172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2050171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256268 + ... + 256275.

It is an arithmetic number, because the mean of its divisors is an integer number (597968).

2^2050172 is an apocalyptic number.

It is an amenable number.

2050172 is a deficient number, since it is larger than the sum of its proper divisors (1537636).

2050172 is a wasteful number, since it uses less digits than its factorization.

2050172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512547 (or 512545 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 2050172 is about 1431.8421700732. The cubic root of 2050172 is about 127.0369619822.

Adding to 2050172 its reverse (2710502), we get a palindrome (4760674).

It can be divided in two parts, 2050 and 172, that added together give a palindrome (2222).

The spelling of 2050172 in words is "two million, fifty thousand, one hundred seventy-two".