1430664 has 16 divisors (see below), whose sum is σ = 3576720. Its totient is φ = 476880.

The previous prime is 1430659. The next prime is 1430677. The reversal of 1430664 is 4660341.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 59611 = 1430664 / (1 + 4 + 3 + 0 + 6 + 6 + 4).

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, 29782 + ... + 29829.

It is an arithmetic number, because the mean of its divisors is an integer number (223545).

2^1430664 is an apocalyptic number.

It is an amenable number.

1430664 is an abundant number, since it is smaller than the sum of its proper divisors (2146056).

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

1430664 is a wasteful number, since it uses less digits than its factorization.

1430664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59620 (or 59616 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1430664 is about 1196.1036744363. The cubic root of 1430664 is about 112.6797521458.

The spelling of 1430664 in words is "one million, four hundred thirty thousand, six hundred sixty-four".