1046210042 has 4 divisors (see below), whose sum is σ = 1569315066. Its totient is φ = 523105020.

The previous prime is 1046210029. The next prime is 1046210047. The reversal of 1046210042 is 2400126401.

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., 535043161 + 511166881 = 23131^2 + 22609^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1046209996 and 1046210023.

It is not an unprimeable number, because it can be changed into a prime (1046210047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261552509 + ... + 261552512.

Almost surely, 2^1046210042 is an apocalyptic number.

1046210042 is a deficient number, since it is larger than the sum of its proper divisors (523105024).

1046210042 is an equidigital number, since it uses as much as digits as its factorization.

1046210042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523105023.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1046210042 is about 32345.1703040809. The cubic root of 1046210042 is about 1015.1719937936.

Adding to 1046210042 its reverse (2400126401), we get a palindrome (3446336443).

The spelling of 1046210042 in words is "one billion, forty-six million, two hundred ten thousand, forty-two".