1430704 has 30 divisors (see below), whose sum is σ = 3051020. Its totient is φ = 649440.

The previous prime is 1430687. The next prime is 1430707. The reversal of 1430704 is 4070341.

1430704 = 192² + 193² + ... + 224².

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1430707) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1567 + ... + 2305.

2^1430704 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 1430704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1525510).

1430704 is an abundant number, since it is smaller than the sum of its proper divisors (1620316).

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

1430704 is a wasteful number, since it uses less digits than its factorization.

1430704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769 (or 752 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 1430704 is about 1196.1203952780. The cubic root of 1430704 is about 112.6808022754.

The spelling of 1430704 in words is "one million, four hundred thirty thousand, seven hundred four".