396024215 has 16 divisors (see below), whose sum is σ = 485245728. Its totient is φ = 310167936.

The previous prime is 396024193. The next prime is 396024217. The reversal of 396024215 is 512420693.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 396024215 - 2¹⁴ = 396007831 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 (396024217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146264 + ... + 148946.

It is an arithmetic number, because the mean of its divisors is an integer number (30327858).

Almost surely, 2^396024215 is an apocalyptic number.

396024215 is a deficient number, since it is larger than the sum of its proper divisors (89221513).

396024215 is a wasteful number, since it uses less digits than its factorization.

396024215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3298.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 396024215 is about 19900.3571575990. The cubic root of 396024215 is about 734.3570139914.

The spelling of 396024215 in words is "three hundred ninety-six million, twenty-four thousand, two hundred fifteen".