378413 has 4 divisors (see below), whose sum is σ = 432480. Its totient is φ = 324348.

The previous prime is 378407. The next prime is 378439. The reversal of 378413 is 314873.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 378413 - 2¹² = 374317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27023 + ... + 27036.

It is an arithmetic number, because the mean of its divisors is an integer number (108120).

2³⁷⁸⁴¹³ is an apocalyptic number.

It is an amenable number.

378413 is a deficient number, since it is larger than the sum of its proper divisors (54067).

378413 is an equidigital number, since it uses as much as digits as its factorization.

378413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54066.

The product of its digits is 2016, while the sum is 26.

The square root of 378413 is about 615.1528265399. The cubic root of 378413 is about 72.3305913765.

The spelling of 378413 in words is "three hundred seventy-eight thousand, four hundred thirteen".