1406760 has 64 divisors (see below), whose sum is σ = 4449600. Its totient is φ = 354816.

The previous prime is 1406707. The next prime is 1406771. The reversal of 1406760 is 676041.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1406760.

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, 1972 + ... + 2588.

It is an arithmetic number, because the mean of its divisors is an integer number (69525).

2^1406760 is an apocalyptic number.

1406760 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 1406760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2224800).

1406760 is an abundant number, since it is smaller than the sum of its proper divisors (3042840).

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

1406760 is a wasteful number, since it uses less digits than its factorization.

1406760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1406760 is about 1186.0691379511. The cubic root of 1406760 is about 112.0486608280.

The spelling of 1406760 in words is "one million, four hundred six thousand, seven hundred sixty".