421314052 has 6 divisors (see below), whose sum is σ = 737299598. Its totient is φ = 210657024.

The previous prime is 421314041. The next prime is 421314067. The reversal of 421314052 is 250413124.

It can be written as a sum of positive squares in only one way, i.e., 407070976 + 14243076 = 20176^2 + 3774^2 .

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 as a sum of consecutive naturals, namely, 52664253 + ... + 52664260.

Almost surely, 2^421314052 is an apocalyptic number.

It is an amenable number.

421314052 is a deficient number, since it is larger than the sum of its proper divisors (315985546).

421314052 is a wasteful number, since it uses less digits than its factorization.

421314052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105328517 (or 105328515 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 421314052 is about 20525.9360809684. The cubic root of 421314052 is about 749.6674389297.

Adding to 421314052 its reverse (250413124), we get a palindrome (671727176).

The spelling of 421314052 in words is "four hundred twenty-one million, three hundred fourteen thousand, fifty-two".