612632 has 8 divisors (see below), whose sum is σ = 1148700. Its totient is φ = 306312.

The previous prime is 612613. The next prime is 612637. The reversal of 612632 is 236216.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612637) by changing a digit.

612632 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38282 + ... + 38297.

2⁶¹²⁶³² is an apocalyptic number.

It is an amenable number.

612632 is a deficient number, since it is larger than the sum of its proper divisors (536068).

612632 is a wasteful number, since it uses less digits than its factorization.

612632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76585 (or 76581 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 612632 is about 782.7081192884. The cubic root of 612632 is about 84.9310629059.

Adding to 612632 its reverse (236216), we get a palindrome (848848).

The spelling of 612632 in words is "six hundred twelve thousand, six hundred thirty-two".