1380452 has 12 divisors (see below), whose sum is σ = 2424240. Its totient is φ = 687816.

The previous prime is 1380443. The next prime is 1380469. The reversal of 1380452 is 2540831.

1380452 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1499 + ... + 2237.

It is an arithmetic number, because the mean of its divisors is an integer number (202020).

2^1380452 is an apocalyptic number.

It is an amenable number.

1380452 is a deficient number, since it is larger than the sum of its proper divisors (1043788).

1380452 is a wasteful number, since it uses less digits than its factorization.

1380452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210 (or 1208 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1380452 is about 1174.9263806724. The cubic root of 1380452 is about 111.3457820909.

The spelling of 1380452 in words is "one million, three hundred eighty thousand, four hundred fifty-two".