1434780 has 48 divisors (see below), whose sum is σ = 4465440. Its totient is φ = 382464.

The previous prime is 1434779. The next prime is 1434791. The reversal of 1434780 is 874341.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 3.

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, 789 + ... + 1868.

It is an arithmetic number, because the mean of its divisors is an integer number (93030).

2^1434780 is an apocalyptic number.

1434780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1434780 is an abundant number, since it is smaller than the sum of its proper divisors (3030660).

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

1434780 is a wasteful number, since it uses less digits than its factorization.

1434780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675 (or 2667 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1434780 is about 1197.8230253255. The cubic root of 1434780 is about 112.7877080313.

The spelling of 1434780 in words is "one million, four hundred thirty-four thousand, seven hundred eighty".