361242556 has 24 divisors (see below), whose sum is σ = 640285520. Its totient is φ = 178319232.

The previous prime is 361242551. The next prime is 361242569. The reversal of 361242556 is 655242163.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361242551) 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, 100600 + ... + 104128.

Almost surely, 2^361242556 is an apocalyptic number.

It is an amenable number.

361242556 is a deficient number, since it is larger than the sum of its proper divisors (279042964).

361242556 is a wasteful number, since it uses less digits than its factorization.

361242556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853 (or 3851 counting only the distinct ones).

The product of its digits is 43200, while the sum is 34.

The square root of 361242556 is about 19006.3819807979. The cubic root of 361242556 is about 712.1961727470.

The spelling of 361242556 in words is "three hundred sixty-one million, two hundred forty-two thousand, five hundred fifty-six".