1400768 has 28 divisors (see below), whose sum is σ = 2849880. Its totient is φ = 682752.

The previous prime is 1400753. The next prime is 1400801. The reversal of 1400768 is 8670041.

It is a zygodrome in base 4.

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 3 ways as a sum of consecutive naturals, for example, 2498 + ... + 3006.

2^1400768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1400768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424940).

1400768 is an abundant number, since it is smaller than the sum of its proper divisors (1449112).

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

1400768 is an equidigital number, since it uses as much as digits as its factorization.

1400768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 1400768 is about 1183.5404513577. The cubic root of 1400768 is about 111.8893464951.

The spelling of 1400768 in words is "one million, four hundred thousand, seven hundred sixty-eight".