232196645 has 8 divisors (see below), whose sum is σ = 286166904. Its totient is φ = 180736704.

The previous prime is 232196641. The next prime is 232196647. The reversal of 232196645 is 546691232.

232196645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 15238²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 22033636 + 210163009 = 4694^2 + 14497^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 232196645 - 2² = 232196641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232196599 and 232196608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232196641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627374 + ... + 627743.

It is an arithmetic number, because the mean of its divisors is an integer number (35770863).

Almost surely, 2^232196645 is an apocalyptic number.

It is an amenable number.

232196645 is a deficient number, since it is larger than the sum of its proper divisors (53970259).

232196645 is a wasteful number, since it uses less digits than its factorization.

232196645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1255159.

The product of its digits is 77760, while the sum is 38.

The square root of 232196645 is about 15238.0000328127. Note that the first 4 decimals coincide. The cubic root of 232196645 is about 614.6369240817.

The spelling of 232196645 in words is "two hundred thirty-two million, one hundred ninety-six thousand, six hundred forty-five".