420202034 has 8 divisors (see below), whose sum is σ = 720346368. Its totient is φ = 180086580.

The previous prime is 420202021. The next prime is 420202037. The reversal of 420202034 is 430202024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (420202037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15007202 + ... + 15007229.

It is an arithmetic number, because the mean of its divisors is an integer number (90043296).

Almost surely, 2^420202034 is an apocalyptic number.

420202034 is a deficient number, since it is larger than the sum of its proper divisors (300144334).

420202034 is a wasteful number, since it uses less digits than its factorization.

420202034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30014440.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 420202034 is about 20498.8300641768. The cubic root of 420202034 is about 749.0072993811.

Adding to 420202034 its reverse (430202024), we get a palindrome (850404058).

The spelling of 420202034 in words is "four hundred twenty million, two hundred two thousand, thirty-four".