245042436 has 24 divisors (see below), whose sum is σ = 576271360. Its totient is φ = 81037152.

The previous prime is 245042419. The next prime is 245042461. The reversal of 245042436 is 634240542.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78871 + ... + 81918.

Almost surely, 2^245042436 is an apocalyptic number.

It is an amenable number.

245042436 is an abundant number, since it is smaller than the sum of its proper divisors (331228924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245042436 is a wasteful number, since it uses less digits than its factorization.

245042436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160923 (or 160921 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 245042436 is about 15653.8313521004. The cubic root of 245042436 is about 625.7685998062.

Adding to 245042436 its reverse (634240542), we get a palindrome (879282978).

The spelling of 245042436 in words is "two hundred forty-five million, forty-two thousand, four hundred thirty-six".