1414936728 has 64 divisors (see below), whose sum is σ = 3933468000. Its totient is φ = 471275136.

The previous prime is 1414936717. The next prime is 1414936729. The reversal of 1414936728 is 8276394141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1414936729) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 497326 + ... + 500162.

Almost surely, 2^1414936728 is an apocalyptic number.

1414936728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1414936728 is an abundant number, since it is smaller than the sum of its proper divisors (2518531272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1414936728 is a wasteful number, since it uses less digits than its factorization.

1414936728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161 (or 5151 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1414936728 is about 37615.6447239709. The cubic root of 1414936728 is about 1122.6533413530.

The spelling of 1414936728 in words is "one billion, four hundred fourteen million, nine hundred thirty-six thousand, seven hundred twenty-eight".