396378147 has 8 divisors (see below), whose sum is σ = 576550080. Its totient is φ = 240229160.

The previous prime is 396378091. The next prime is 396378187. The reversal of 396378147 is 741873693.

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 396378147 - 2¹⁰ = 396377123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 396378096 and 396378105.

It is not an unprimeable number, because it can be changed into a prime (396378187) 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, 6005697 + ... + 6005762.

It is an arithmetic number, because the mean of its divisors is an integer number (72068760).

Almost surely, 2^396378147 is an apocalyptic number.

396378147 is a deficient number, since it is larger than the sum of its proper divisors (180171933).

396378147 is a wasteful number, since it uses less digits than its factorization.

396378147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12011473.

The product of its digits is 762048, while the sum is 48.

The square root of 396378147 is about 19909.2477758453. The cubic root of 396378147 is about 734.5757169950.

The spelling of 396378147 in words is "three hundred ninety-six million, three hundred seventy-eight thousand, one hundred forty-seven".