1320470 has 8 divisors (see below), whose sum is σ = 2376864. Its totient is φ = 528184.

The previous prime is 1320437. The next prime is 1320533. The reversal of 1320470 is 740231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66014 + ... + 66033.

It is an arithmetic number, because the mean of its divisors is an integer number (297108).

2^1320470 is an apocalyptic number.

1320470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320470 is a deficient number, since it is larger than the sum of its proper divisors (1056394).

1320470 is a wasteful number, since it uses less digits than its factorization.

1320470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132054.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 1320470 is about 1149.1170523493. The cubic root of 1320470 is about 109.7091489940.

The spelling of 1320470 in words is "one million, three hundred twenty thousand, four hundred seventy".