968551215 has 16 divisors (see below), whose sum is σ = 1550555136. Its totient is φ = 516269600.

The previous prime is 968551211. The next prime is 968551223. The reversal of 968551215 is 512155869.

It is a happy number.

It is not a de Polignac number, because 968551215 - 2² = 968551211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (968551211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10810 + ... + 45320.

It is an arithmetic number, because the mean of its divisors is an integer number (96909696).

Almost surely, 2^968551215 is an apocalyptic number.

968551215 is a deficient number, since it is larger than the sum of its proper divisors (582003921).

968551215 is a wasteful number, since it uses less digits than its factorization.

968551215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36390.

The product of its digits is 108000, while the sum is 42.

The square root of 968551215 is about 31121.5554720518. Note that the first 3 decimals coincide. The cubic root of 968551215 is about 989.4052186950.

The spelling of 968551215 in words is "nine hundred sixty-eight million, five hundred fifty-one thousand, two hundred fifteen".