1042434256 has 10 divisors (see below), whose sum is σ = 2019716402. Its totient is φ = 521217120.

The previous prime is 1042434223. The next prime is 1042434257. The reversal of 1042434256 is 6524342401.

It can be written as a sum of positive squares in only one way, i.e., 808833600 + 233600656 = 28440^2 + 15284^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042434257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32576055 + ... + 32576086.

Almost surely, 2^1042434256 is an apocalyptic number.

1042434256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1042434256 is a deficient number, since it is larger than the sum of its proper divisors (977282146).

1042434256 is an equidigital number, since it uses as much as digits as its factorization.

1042434256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65152149 (or 65152143 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1042434256 is about 32286.7504713621. The cubic root of 1042434256 is about 1013.9492652406.

Adding to 1042434256 its reverse (6524342401), we get a palindrome (7566776657).

The spelling of 1042434256 in words is "one billion, forty-two million, four hundred thirty-four thousand, two hundred fifty-six".