1378235 has 8 divisors (see below), whose sum is σ = 1660560. Its totient is φ = 1098144.

The previous prime is 1378231. The next prime is 1378249. The reversal of 1378235 is 5328731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1378235 - 2² = 1378231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1378198 and 1378207.

It is not an unprimeable number, because it can be changed into a prime (1378231) 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, 1496 + ... + 2234.

It is an arithmetic number, because the mean of its divisors is an integer number (207570).

2^1378235 is an apocalyptic number.

1378235 is a deficient number, since it is larger than the sum of its proper divisors (282325).

1378235 is an equidigital number, since it uses as much as digits as its factorization.

1378235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117.

The product of its digits is 5040, while the sum is 29.

The square root of 1378235 is about 1173.9825382006. The cubic root of 1378235 is about 111.2861432032.

The spelling of 1378235 in words is "one million, three hundred seventy-eight thousand, two hundred thirty-five".