1421834506 has 8 divisors (see below), whose sum is σ = 2178129600. Its totient is φ = 695791308.

The previous prime is 1421834501. The next prime is 1421834507. The reversal of 1421834506 is 6054381241.

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

It is a super-2 number, since 2×1421834506² = 4043226724904528072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1421834501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7562856 + ... + 7563043.

It is an arithmetic number, because the mean of its divisors is an integer number (272266200).

Almost surely, 2^1421834506 is an apocalyptic number.

1421834506 is a deficient number, since it is larger than the sum of its proper divisors (756295094).

1421834506 is a wasteful number, since it uses less digits than its factorization.

1421834506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15125948.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 1421834506 is about 37707.2208734614. The cubic root of 1421834506 is about 1124.4746863668.

It can be divided in two parts, 142183 and 4506, that added together give a square (146689 = 383²).

The spelling of 1421834506 in words is "one billion, four hundred twenty-one million, eight hundred thirty-four thousand, five hundred six".