862263442 has 4 divisors (see below), whose sum is σ = 1293395166. Its totient is φ = 431131720.

The previous prime is 862263431. The next prime is 862263449. The reversal of 862263442 is 244362268.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 652853601 + 209409841 = 25551^2 + 14471^2 .

It is not an unprimeable number, because it can be changed into a prime (862263449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215565859 + ... + 215565862.

Almost surely, 2^862263442 is an apocalyptic number.

862263442 is a deficient number, since it is larger than the sum of its proper divisors (431131724).

862263442 is a wasteful number, since it uses less digits than its factorization.

862263442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431131723.

The product of its digits is 110592, while the sum is 37.

The square root of 862263442 is about 29364.3226041399. The cubic root of 862263442 is about 951.8020981010.

The spelling of 862263442 in words is "eight hundred sixty-two million, two hundred sixty-three thousand, four hundred forty-two".