1382223042 has 90 divisors (see below), whose sum is σ = 3263413923. Its totient is φ = 437238648.

The previous prime is 1382223013. The next prime is 1382223061. The reversal of 1382223042 is 2403222831.

1382223042 is a `hidden beast` number, since 138 + 222 + 304 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 691111521 + 691111521 = 26289^2 + 26289^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=26289.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1382222997 and 1382223015.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 10883583 + ... + 10883709.

Almost surely, 2^1382223042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1382223042

1382223042 is an abundant number, since it is smaller than the sum of its proper divisors (1881190881).

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

1382223042 is an equidigital number, since it uses as much as digits as its factorization.

1382223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 1382223042 is about 37178.2603412263. The cubic root of 1382223042 is about 1113.9337852681.

Multiplying 1382223042 by its product of nonzero digits (4608), we get a square (6369283777536 = 2523744²).

Adding to 1382223042 its reverse (2403222831), we get a palindrome (3785445873).

It can be divided in two parts, 13822 and 23042, that added together give a square (36864 = 192²).

The spelling of 1382223042 in words is "one billion, three hundred eighty-two million, two hundred twenty-three thousand, forty-two".