68763258 has 12 divisors (see below), whose sum is σ = 148987098. Its totient is φ = 22921080.

The previous prime is 68763257. The next prime is 68763271. The reversal of 68763258 is 85236786.

68763258 is a `hidden beast` number, since 6 + 8 + 7 + 632 + 5 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 68112009 + 651249 = 8253^2 + 807^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (68763257) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1910073 + ... + 1910108.

Almost surely, 2^68763258 is an apocalyptic number.

68763258 is an abundant number, since it is smaller than the sum of its proper divisors (80223840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68763258 is a wasteful number, since it uses less digits than its factorization.

68763258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3820189 (or 3820186 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 68763258 is about 8292.3614248295. The cubic root of 68763258 is about 409.6869670900.

The spelling of 68763258 in words is "sixty-eight million, seven hundred sixty-three thousand, two hundred fifty-eight".