50507212 has 24 divisors (see below), whose sum is σ = 104499360. Its totient is φ = 20899200.

The previous prime is 50507209. The next prime is 50507231. The reversal of 50507212 is 21270505.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30289 + ... + 31912.

It is an arithmetic number, because the mean of its divisors is an integer number (4354140).

Almost surely, 2^50507212 is an apocalyptic number.

It is an amenable number.

50507212 is an abundant number, since it is smaller than the sum of its proper divisors (53992148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50507212 is a wasteful number, since it uses less digits than its factorization.

50507212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62241 (or 62239 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 50507212 is about 7106.8426182096. The cubic root of 50507212 is about 369.6446844615.

Adding to 50507212 its reverse (21270505), we get a palindrome (71777717).

The spelling of 50507212 in words is "fifty million, five hundred seven thousand, two hundred twelve".