612533132 has 12 divisors (see below), whose sum is σ = 1072366680. Its totient is φ = 306142656.

The previous prime is 612533087. The next prime is 612533149. The reversal of 612533132 is 231335216.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19373 + ... + 40004.

It is an arithmetic number, because the mean of its divisors is an integer number (89363890).

Almost surely, 2^612533132 is an apocalyptic number.

It is an amenable number.

612533132 is a deficient number, since it is larger than the sum of its proper divisors (459833548).

612533132 is a wasteful number, since it uses less digits than its factorization.

612533132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61960 (or 61958 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 612533132 is about 24749.4066999595. The cubic root of 612533132 is about 849.2649386821.

Adding to 612533132 its reverse (231335216), we get a palindrome (843868348).

The spelling of 612533132 in words is "six hundred twelve million, five hundred thirty-three thousand, one hundred thirty-two".