396535825 has 24 divisors (see below), whose sum is σ = 562946112. Its totient is φ = 271427520.

The previous prime is 396535823. The next prime is 396535861. The reversal of 396535825 is 528535693.

It is not a de Polignac number, because 396535825 - 2¹ = 396535823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (396535823) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116802 + ... + 120148.

It is an arithmetic number, because the mean of its divisors is an integer number (23456088).

Almost surely, 2^396535825 is an apocalyptic number.

396535825 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

396535825 is a deficient number, since it is larger than the sum of its proper divisors (166410287).

396535825 is a wasteful number, since it uses less digits than its factorization.

396535825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041 (or 4036 counting only the distinct ones).

The product of its digits is 972000, while the sum is 46.

The square root of 396535825 is about 19913.2073006836. The cubic root of 396535825 is about 734.6731080644.

The spelling of 396535825 in words is "three hundred ninety-six million, five hundred thirty-five thousand, eight hundred twenty-five".