1314780 has 48 divisors (see below), whose sum is σ = 3900960. Its totient is φ = 329728.

The previous prime is 1314779. The next prime is 1314809. The reversal of 1314780 is 874131.

It is a self number, because there is not a number n which added to its sum of digits gives 1314780.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376 + ... + 1664.

It is an arithmetic number, because the mean of its divisors is an integer number (81270).

2^1314780 is an apocalyptic number.

1314780 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 1314780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1950480).

1314780 is an abundant number, since it is smaller than the sum of its proper divisors (2586180).

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

1314780 is a wasteful number, since it uses less digits than its factorization.

1314780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318 (or 1316 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 1314780 is about 1146.6385655471. The cubic root of 1314780 is about 109.5513405750.

The spelling of 1314780 in words is "one million, three hundred fourteen thousand, seven hundred eighty".