1370320 has 40 divisors (see below), whose sum is σ = 3642624. Its totient is φ = 469632.

The previous prime is 1370311. The next prime is 1370321. The reversal of 1370320 is 230731.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1370294 and 1370303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1370321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664 + ... + 1783.

2^1370320 is an apocalyptic number.

1370320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1370320 is an abundant number, since it is smaller than the sum of its proper divisors (2272304).

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

1370320 is a wasteful number, since it uses less digits than its factorization.

1370320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2467 (or 2461 counting only the distinct ones).

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

The square root of 1370320 is about 1170.6066803158. The cubic root of 1370320 is about 111.0727007974.

The spelling of 1370320 in words is "one million, three hundred seventy thousand, three hundred twenty".