420601474 has 8 divisors (see below), whose sum is σ = 631724940. Its totient is φ = 210026496.

The previous prime is 420601469. The next prime is 420601507. The reversal of 420601474 is 474106024.

It can be written as a sum of positive squares in 2 ways, for example, as 405740449 + 14861025 = 20143^2 + 3855^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135199 + ... + 138274.

Almost surely, 2^420601474 is an apocalyptic number.

420601474 is a deficient number, since it is larger than the sum of its proper divisors (211123466).

420601474 is a wasteful number, since it uses less digits than its factorization.

420601474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274244.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 420601474 is about 20508.5707449349. The cubic root of 420601474 is about 749.2445572564.

Adding to 420601474 its reverse (474106024), we get a palindrome (894707498).

It can be divided in two parts, 42060 and 1474, that added together give a palindrome (43534).

The spelling of 420601474 in words is "four hundred twenty million, six hundred one thousand, four hundred seventy-four".