420536334 has 8 divisors (see below), whose sum is σ = 841072680. Its totient is φ = 140178776.

The previous prime is 420536323. The next prime is 420536357. The reversal of 420536334 is 433635024.

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

420536334 is an admirable number.

It is a Curzon number.

It is a congruent 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, 35044689 + ... + 35044700.

It is an arithmetic number, because the mean of its divisors is an integer number (105134085).

Almost surely, 2^420536334 is an apocalyptic number.

420536334 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.

420536334 is a wasteful number, since it uses less digits than its factorization.

420536334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70089394.

The product of its (nonzero) digits is 25920, while the sum is 30.

The square root of 420536334 is about 20506.9825669210. The cubic root of 420536334 is about 749.2058758971.

The spelling of 420536334 in words is "four hundred twenty million, five hundred thirty-six thousand, three hundred thirty-four".