862540468 has 6 divisors (see below), whose sum is σ = 1509445826. Its totient is φ = 431270232.

The previous prime is 862540463. The next prime is 862540489. The reversal of 862540468 is 864045268.

862540468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 733218084 + 129322384 = 27078^2 + 11372^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862540463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107817555 + ... + 107817562.

Almost surely, 2^862540468 is an apocalyptic number.

It is an amenable number.

862540468 is a deficient number, since it is larger than the sum of its proper divisors (646905358).

862540468 is a wasteful number, since it uses less digits than its factorization.

862540468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215635121 (or 215635119 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The square root of 862540468 is about 29369.0392760812. The cubic root of 862540468 is about 951.9040181109.

The spelling of 862540468 in words is "eight hundred sixty-two million, five hundred forty thousand, four hundred sixty-eight".