860921242 has 16 divisors (see below), whose sum is σ = 1377190080. Its totient is φ = 402222528.

The previous prime is 860921213. The next prime is 860921287. The reversal of 860921242 is 242129068.

860921242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 860921198 and 860921207.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86358 + ... + 95809.

It is an arithmetic number, because the mean of its divisors is an integer number (86074380).

Almost surely, 2^860921242 is an apocalyptic number.

860921242 is a deficient number, since it is larger than the sum of its proper divisors (516268838).

860921242 is a wasteful number, since it uses less digits than its factorization.

860921242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182325.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 860921242 is about 29341.4594388214. The cubic root of 860921242 is about 951.3079829831.

The spelling of 860921242 in words is "eight hundred sixty million, nine hundred twenty-one thousand, two hundred forty-two".