396853236 has 144 divisors (see below), whose sum is σ = 1180569600. Its totient is φ = 114835968.

The previous prime is 396853199. The next prime is 396853273. The reversal of 396853236 is 632358693.

It is an interprime number because it is at equal distance from previous prime (396853199) and next prime (396853273).

It is a junction number, because it is equal to n+sod(n) for n = 396853191 and 396853200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 309645 + ... + 310923.

It is an arithmetic number, because the mean of its divisors is an integer number (8198400).

Almost surely, 2^396853236 is an apocalyptic number.

396853236 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 396853236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (590284800).

396853236 is an abundant number, since it is smaller than the sum of its proper divisors (783716364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

396853236 is a wasteful number, since it uses less digits than its factorization.

396853236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335 (or 1314 counting only the distinct ones).

The product of its digits is 699840, while the sum is 45.

The square root of 396853236 is about 19921.1755677219. The cubic root of 396853236 is about 734.8690812218.

The spelling of 396853236 in words is "three hundred ninety-six million, eight hundred fifty-three thousand, two hundred thirty-six".