283649242 has 8 divisors (see below), whose sum is σ = 435368736. Its totient is φ = 138526332.

The previous prime is 283649239. The next prime is 283649291. The reversal of 283649242 is 242946382.

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

It is a junction number, because it is equal to n+sod(n) for n = 283649195 and 283649204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1649038 + ... + 1649209.

It is an arithmetic number, because the mean of its divisors is an integer number (54421092).

Almost surely, 2^283649242 is an apocalyptic number.

283649242 is a deficient number, since it is larger than the sum of its proper divisors (151719494).

283649242 is a wasteful number, since it uses less digits than its factorization.

283649242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3298292.

The product of its digits is 165888, while the sum is 40.

The square root of 283649242 is about 16841.8895020719. The cubic root of 283649242 is about 657.0431255752.

The spelling of 283649242 in words is "two hundred eighty-three million, six hundred forty-nine thousand, two hundred forty-two".