396352529 has 4 divisors (see below), whose sum is σ = 397387776. Its totient is φ = 395317284.

The previous prime is 396352507. The next prime is 396352531. The reversal of 396352529 is 925253693.

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 a de Polignac number, because none of the positive numbers 2^k-396352529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 396352529.

It is not an unprimeable number, because it can be changed into a prime (396352589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517049 + ... + 517814.

It is an arithmetic number, because the mean of its divisors is an integer number (99346944).

Almost surely, 2^396352529 is an apocalyptic number.

It is an amenable number.

396352529 is a deficient number, since it is larger than the sum of its proper divisors (1035247).

396352529 is a wasteful number, since it uses less digits than its factorization.

396352529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035246.

The product of its digits is 437400, while the sum is 44.

The square root of 396352529 is about 19908.6043960896. The cubic root of 396352529 is about 734.5598913949.

The spelling of 396352529 in words is "three hundred ninety-six million, three hundred fifty-two thousand, five hundred twenty-nine".