814751968 has 12 divisors (see below), whose sum is σ = 1604043000. Its totient is φ = 407375968.

The previous prime is 814751963. The next prime is 814751983. The reversal of 814751968 is 869157418.

It is a super-3 number, since 3×814751968³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (814751963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12730468 + ... + 12730531.

It is an arithmetic number, because the mean of its divisors is an integer number (133670250).

Almost surely, 2^814751968 is an apocalyptic number.

It is an amenable number.

814751968 is a deficient number, since it is larger than the sum of its proper divisors (789291032).

814751968 is a wasteful number, since it uses less digits than its factorization.

814751968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25461009 (or 25461001 counting only the distinct ones).

The product of its digits is 483840, while the sum is 49.

The square root of 814751968 is about 28543.8604256677. The cubic root of 814751968 is about 933.9890960674.

The spelling of 814751968 in words is "eight hundred fourteen million, seven hundred fifty-one thousand, nine hundred sixty-eight".