1042230402 has 24 divisors (see below), whose sum is σ = 2341802736. Its totient is φ = 347409972.

The previous prime is 1042230401. The next prime is 1042230421. The reversal of 1042230402 is 2040322401.

1042230402 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 (18).

It is not an unprimeable number, because it can be changed into a prime (1042230401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1071768 + ... + 1072739.

It is an arithmetic number, because the mean of its divisors is an integer number (97575114).

Almost surely, 2^1042230402 is an apocalyptic number.

1042230402 is an abundant number, since it is smaller than the sum of its proper divisors (1299572334).

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

1042230402 is an equidigital number, since it uses as much as digits as its factorization.

1042230402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2144524 (or 2144512 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 1042230402 is about 32283.5933873539. The cubic root of 1042230402 is about 1013.8831663995.

Adding to 1042230402 its reverse (2040322401), we get a palindrome (3082552803).

The spelling of 1042230402 in words is "one billion, forty-two million, two hundred thirty thousand, four hundred two".