4212531 has 6 divisors (see below), whose sum is σ = 6084780. Its totient is φ = 2808348.

The previous prime is 4212529. The next prime is 4212557. The reversal of 4212531 is 1352124.

It is not a de Polignac number, because 4212531 - 2¹ = 4212529 is a prime.

It is a super-2 number, since 2×4212531² = 35490834851922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4212521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234021 + ... + 234038.

It is an arithmetic number, because the mean of its divisors is an integer number (1014130).

Almost surely, 2^4212531 is an apocalyptic number.

4212531 is a deficient number, since it is larger than the sum of its proper divisors (1872249).

4212531 is a wasteful number, since it uses less digits than its factorization.

4212531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468065 (or 468062 counting only the distinct ones).

The product of its digits is 240, while the sum is 18.

The square root of 4212531 is about 2052.4451271593. The cubic root of 4212531 is about 161.5031646062.

Adding to 4212531 its reverse (1352124), we get a palindrome (5564655).

The spelling of 4212531 in words is "four million, two hundred twelve thousand, five hundred thirty-one".