420261514 has 8 divisors (see below), whose sum is σ = 638372160. Its totient is φ = 207470796.

The previous prime is 420261473. The next prime is 420261559. The reversal of 420261514 is 415162024.

It is a happy number.

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, 1329784 + ... + 1330099.

It is an arithmetic number, because the mean of its divisors is an integer number (79796520).

Almost surely, 2^420261514 is an apocalyptic number.

420261514 is a deficient number, since it is larger than the sum of its proper divisors (218110646).

420261514 is a wasteful number, since it uses less digits than its factorization.

420261514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659964.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 420261514 is about 20500.2808273448. The cubic root of 420261514 is about 749.0426386137.

The spelling of 420261514 in words is "four hundred twenty million, two hundred sixty-one thousand, five hundred fourteen".