245189332 has 6 divisors (see below), whose sum is σ = 429081338. Its totient is φ = 122594664.

The previous prime is 245189299. The next prime is 245189333. The reversal of 245189332 is 233981542.

245189332 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 244421956 + 767376 = 15634^2 + 876^2 .

It is a junction number, because it is equal to n+sod(n) for n = 245189291 and 245189300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245189333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30648663 + ... + 30648670.

Almost surely, 2^245189332 is an apocalyptic number.

It is an amenable number.

245189332 is a deficient number, since it is larger than the sum of its proper divisors (183892006).

245189332 is a wasteful number, since it uses less digits than its factorization.

245189332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61297337 (or 61297335 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 245189332 is about 15658.5226633932. The cubic root of 245189332 is about 625.8936183451.

The spelling of 245189332 in words is "two hundred forty-five million, one hundred eighty-nine thousand, three hundred thirty-two".