1420556234 has 32 divisors (see below), whose sum is σ = 2191147200. Its totient is φ = 690560640.

The previous prime is 1420556209. The next prime is 1420556243. The reversal of 1420556234 is 4326550241.

It is a self number, because there is not a number n which added to its sum of digits gives 1420556234.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4093649 + ... + 4093995.

It is an arithmetic number, because the mean of its divisors is an integer number (68473350).

Almost surely, 2^1420556234 is an apocalyptic number.

1420556234 is a deficient number, since it is larger than the sum of its proper divisors (770590966).

1420556234 is a wasteful number, since it uses less digits than its factorization.

1420556234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 1420556234 is about 37690.2670990801. The cubic root of 1420556234 is about 1124.1376064731.

The spelling of 1420556234 in words is "one billion, four hundred twenty million, five hundred fifty-six thousand, two hundred thirty-four".