1374320 has 40 divisors (see below), whose sum is σ = 3281040. Its totient is φ = 535040.

The previous prime is 1374313. The next prime is 1374341. The reversal of 1374320 is 234731.

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 (20).

It is a junction number, because it is equal to n+sod(n) for n = 1374292 and 1374301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3071 + ... + 3489.

It is an arithmetic number, because the mean of its divisors is an integer number (82026).

2^1374320 is an apocalyptic number.

1374320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1374320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1640520).

1374320 is an abundant number, since it is smaller than the sum of its proper divisors (1906720).

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

1374320 is a wasteful number, since it uses less digits than its factorization.

1374320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473 (or 467 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1374320 is about 1172.3139511240. The cubic root of 1374320 is about 111.1806705184.

The spelling of 1374320 in words is "one million, three hundred seventy-four thousand, three hundred twenty".