396304238 has 16 divisors (see below), whose sum is σ = 686645424. Its totient is φ = 169541760.

The previous prime is 396304229. The next prime is 396304241. The reversal of 396304238 is 832403693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529445 + ... + 530192.

It is an arithmetic number, because the mean of its divisors is an integer number (42915339).

Almost surely, 2^396304238 is an apocalyptic number.

396304238 is a deficient number, since it is larger than the sum of its proper divisors (290341186).

396304238 is a wasteful number, since it uses less digits than its factorization.

396304238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059667.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 396304238 is about 19907.3915418369. The cubic root of 396304238 is about 734.5300576233.

The spelling of 396304238 in words is "three hundred ninety-six million, three hundred four thousand, two hundred thirty-eight".