1413378 has 24 divisors (see below), whose sum is σ = 3084588. Its totient is φ = 467712.

The previous prime is 1413371. The next prime is 1413413. The reversal of 1413378 is 8733141.

It can be written as a sum of positive squares in 2 ways, for example, as 1306449 + 106929 = 1143^2 + 327^2 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1413371) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 4026 + ... + 4362.

2^1413378 is an apocalyptic number.

1413378 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1413378 is an abundant number, since it is smaller than the sum of its proper divisors (1671210).

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

1413378 is a wasteful number, since it uses less digits than its factorization.

1413378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578 (or 575 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1413378 is about 1188.8557523939. The cubic root of 1413378 is about 112.2240942660.

The spelling of 1413378 in words is "one million, four hundred thirteen thousand, three hundred seventy-eight".