396380149 has 48 divisors (see below), whose sum is σ = 480332160. Its totient is φ = 325987200.

The previous prime is 396380141. The next prime is 396380161. The reversal of 396380149 is 941083693.

It is not a de Polignac number, because 396380149 - 2³ = 396380141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396380141) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5582784 + ... + 5582854.

It is an arithmetic number, because the mean of its divisors is an integer number (10006920).

Almost surely, 2^396380149 is an apocalyptic number.

It is an amenable number.

396380149 is a deficient number, since it is larger than the sum of its proper divisors (83952011).

396380149 is a wasteful number, since it uses less digits than its factorization.

396380149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 396380149 is about 19909.2980539245. The cubic root of 396380149 is about 734.5769537081.

The spelling of 396380149 in words is "three hundred ninety-six million, three hundred eighty thousand, one hundred forty-nine".