420896434 has 16 divisors (see below), whose sum is σ = 723260736. Its totient is φ = 179953200.

The previous prime is 420896431. The next prime is 420896453. The reversal of 420896434 is 434698024.

It is not an unprimeable number, because it can be changed into a prime (420896431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29812 + ... + 41599.

It is an arithmetic number, because the mean of its divisors is an integer number (45203796).

Almost surely, 2^420896434 is an apocalyptic number.

420896434 is a deficient number, since it is larger than the sum of its proper divisors (302364302).

420896434 is a wasteful number, since it uses less digits than its factorization.

420896434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71841.

The product of its (nonzero) digits is 165888, while the sum is 40.

The square root of 420896434 is about 20515.7606244565. The cubic root of 420896434 is about 749.4196600937.

The spelling of 420896434 in words is "four hundred twenty million, eight hundred ninety-six thousand, four hundred thirty-four".