420003254 has 8 divisors (see below), whose sum is σ = 687278088. Its totient is φ = 190910560.

The previous prime is 420003251. The next prime is 420003257. The reversal of 420003254 is 452300024.

It is an interprime number because it is at equal distance from previous prime (420003251) and next prime (420003257).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420003251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9545507 + ... + 9545550.

It is an arithmetic number, because the mean of its divisors is an integer number (85909761).

Almost surely, 2^420003254 is an apocalyptic number.

420003254 is a deficient number, since it is larger than the sum of its proper divisors (267274834).

420003254 is a wasteful number, since it uses less digits than its factorization.

420003254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19091070.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 420003254 is about 20493.9809212364. The cubic root of 420003254 is about 748.8891727479.

Adding to 420003254 its reverse (452300024), we get a palindrome (872303278).

It can be divided in two parts, 42000 and 3254, that added together give a palindrome (45254).

The spelling of 420003254 in words is "four hundred twenty million, three thousand, two hundred fifty-four".