420134302 has 8 divisors (see below), whose sum is σ = 720230256. Its totient is φ = 180057552.

The previous prime is 420134291. The next prime is 420134317. The reversal of 420134302 is 203431024.

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

It is a self number, because there is not a number n which added to its sum of digits gives 420134302.

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, 15004783 + ... + 15004810.

It is an arithmetic number, because the mean of its divisors is an integer number (90028782).

Almost surely, 2^420134302 is an apocalyptic number.

420134302 is a deficient number, since it is larger than the sum of its proper divisors (300095954).

420134302 is a wasteful number, since it uses less digits than its factorization.

420134302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30009602.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 420134302 is about 20497.1779033115. The cubic root of 420134302 is about 748.9670532738.

Adding to 420134302 its reverse (203431024), we get a palindrome (623565326).

It can be divided in two parts, 4201 and 34302, that added together give a triangular number (38503 = T₂₇₇).

The spelling of 420134302 in words is "four hundred twenty million, one hundred thirty-four thousand, three hundred two".