420422435 has 8 divisors (see below), whose sum is σ = 505767456. Its totient is φ = 335497600.

The previous prime is 420422411. The next prime is 420422459. The reversal of 420422435 is 534224024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (420422411) and next prime (420422459).

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

It is not a de Polignac number, because 420422435 - 2⁶ = 420422371 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 102839 + ... + 106848.

It is an arithmetic number, because the mean of its divisors is an integer number (63220932).

Almost surely, 2^420422435 is an apocalyptic number.

420422435 is a deficient number, since it is larger than the sum of its proper divisors (85345021).

420422435 is a wasteful number, since it uses less digits than its factorization.

420422435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210093.

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

The square root of 420422435 is about 20504.2053003768. The cubic root of 420422435 is about 749.1382309254.

Adding to 420422435 its reverse (534224024), we get a palindrome (954646459).

The spelling of 420422435 in words is "four hundred twenty million, four hundred twenty-two thousand, four hundred thirty-five".