968515442 has 4 divisors (see below), whose sum is σ = 1452773166. Its totient is φ = 484257720.

The previous prime is 968515409. The next prime is 968515451. The reversal of 968515442 is 244515869.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 944886121 + 23629321 = 30739^2 + 4861^2 .

It is a super-2 number, since 2×968515442² = 1876044322784910728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 968515393 and 968515402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242128859 + ... + 242128862.

Almost surely, 2^968515442 is an apocalyptic number.

968515442 is a deficient number, since it is larger than the sum of its proper divisors (484257724).

968515442 is a wasteful number, since it uses less digits than its factorization.

968515442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484257723.

The product of its digits is 345600, while the sum is 44.

The square root of 968515442 is about 31120.9807364742. The cubic root of 968515442 is about 989.3930374673.

The spelling of 968515442 in words is "nine hundred sixty-eight million, five hundred fifteen thousand, four hundred forty-two".