862949458 has 16 divisors (see below), whose sum is σ = 1504416960. Its totient is φ = 363566736.

The previous prime is 862949453. The next prime is 862949459. The reversal of 862949458 is 854949268.

862949458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 862949399 and 862949408.

It is not an unprimeable number, because it can be changed into a prime (862949453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521541 + ... + 523192.

It is an arithmetic number, because the mean of its divisors is an integer number (94026060).

Almost surely, 2^862949458 is an apocalyptic number.

862949458 is a deficient number, since it is larger than the sum of its proper divisors (641467502).

862949458 is a wasteful number, since it uses less digits than its factorization.

862949458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044801.

The product of its digits is 4976640, while the sum is 55.

The square root of 862949458 is about 29376.0013956971. The cubic root of 862949458 is about 952.0544488136.

The spelling of 862949458 in words is "eight hundred sixty-two million, nine hundred forty-nine thousand, four hundred fifty-eight".