4202453042 has 4 divisors (see below), whose sum is σ = 6303679566. Its totient is φ = 2101226520.

The previous prime is 4202453039. The next prime is 4202453071. The reversal of 4202453042 is 2403542024.

It is a happy number.

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., 4189843441 + 12609601 = 64729^2 + 3551^2 .

It is a super-2 number, since 2×4202453042² = 35321223140430107528, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050613259 + ... + 1050613262.

Almost surely, 2^4202453042 is an apocalyptic number.

4202453042 is a deficient number, since it is larger than the sum of its proper divisors (2101226524).

4202453042 is a wasteful number, since it uses less digits than its factorization.

4202453042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101226523.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 4202453042 is about 64826.3298513806. The cubic root of 4202453042 is about 1613.7426966558.

Adding to 4202453042 its reverse (2403542024), we get a palindrome (6605995066).

The spelling of 4202453042 in words is "four billion, two hundred two million, four hundred fifty-three thousand, forty-two".