2531212 has 24 divisors (see below), whose sum is σ = 4636800. Its totient is φ = 1207680.

The previous prime is 2531209. The next prime is 2531233. The reversal of 2531212 is 2121352.

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, 16914 + ... + 17062.

It is an arithmetic number, because the mean of its divisors is an integer number (193200).

2^2531212 is an apocalyptic number.

It is an amenable number.

2531212 is a deficient number, since it is larger than the sum of its proper divisors (2105588).

2531212 is a wasteful number, since it uses less digits than its factorization.

2531212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321 (or 319 counting only the distinct ones).

The product of its digits is 120, while the sum is 16.

The square root of 2531212 is about 1590.9783153771. The cubic root of 2531212 is about 136.2833624779.

Adding to 2531212 its reverse (2121352), we get a palindrome (4652564).

The spelling of 2531212 in words is "two million, five hundred thirty-one thousand, two hundred twelve".