396333477 has 6 divisors (see below), whose sum is σ = 572481702. Its totient is φ = 264222312.

The previous prime is 396333473. The next prime is 396333479. The reversal of 396333477 is 774333693.

396333477 is a `hidden beast` number, since 3 + 9 + 633 + 3 + 4 + 7 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 223831521 + 172501956 = 14961^2 + 13134^2 .

It is not a de Polignac number, because 396333477 - 2² = 396333473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396333473) 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 5 ways as a sum of consecutive naturals, for example, 22018518 + ... + 22018535.

It is an arithmetic number, because the mean of its divisors is an integer number (95413617).

Almost surely, 2^396333477 is an apocalyptic number.

It is an amenable number.

396333477 is a deficient number, since it is larger than the sum of its proper divisors (176148225).

396333477 is a wasteful number, since it uses less digits than its factorization.

396333477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44037059 (or 44037056 counting only the distinct ones).

The product of its digits is 857304, while the sum is 45.

The square root of 396333477 is about 19908.1259037610. The cubic root of 396333477 is about 734.5481215198.

The spelling of 396333477 in words is "three hundred ninety-six million, three hundred thirty-three thousand, four hundred seventy-seven".