420562434 has 8 divisors (see below), whose sum is σ = 841124880. Its totient is φ = 140187476.

The previous prime is 420562423. The next prime is 420562447. The reversal of 420562434 is 434265024.

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

420562434 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35046864 + ... + 35046875.

It is an arithmetic number, because the mean of its divisors is an integer number (105140610).

Almost surely, 2^420562434 is an apocalyptic number.

420562434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

420562434 is a wasteful number, since it uses less digits than its factorization.

420562434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70093744.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 420562434 is about 20507.6189256578. The cubic root of 420562434 is about 749.2213750484.

The spelling of 420562434 in words is "four hundred twenty million, five hundred sixty-two thousand, four hundred thirty-four".