1330072 has 8 divisors (see below), whose sum is σ = 2493900. Its totient is φ = 665032.

The previous prime is 1330061. The next prime is 1330073. The reversal of 1330072 is 2700331.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1330073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83122 + ... + 83137.

2^1330072 is an apocalyptic number.

It is an amenable number.

1330072 is a deficient number, since it is larger than the sum of its proper divisors (1163828).

1330072 is a wasteful number, since it uses less digits than its factorization.

1330072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166265 (or 166261 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 1330072 is about 1153.2874750035. The cubic root of 1330072 is about 109.9744293180.

The spelling of 1330072 in words is "one million, three hundred thirty thousand, seventy-two".