1412919840 has 96 divisors (see below), whose sum is σ = 4464645696. Its totient is φ = 375598080.

The previous prime is 1412919821. The next prime is 1412919883. The reversal of 1412919840 is 489192141.

It is a tau number, because it is divible by the number of its divisors (96).

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 15 ways as a sum of consecutive naturals, for example, 154434 + ... + 163326.

It is an arithmetic number, because the mean of its divisors is an integer number (46506726).

Almost surely, 2^1412919840 is an apocalyptic number.

1412919840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1412919840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2232322848).

1412919840 is an abundant number, since it is smaller than the sum of its proper divisors (3051725856).

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

1412919840 is a wasteful number, since it uses less digits than its factorization.

1412919840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9242 (or 9234 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 1412919840 is about 37588.8259992248. The cubic root of 1412919840 is about 1122.1196678423.

The spelling of 1412919840 in words is "one billion, four hundred twelve million, nine hundred nineteen thousand, eight hundred forty".