396311546 has 4 divisors (see below), whose sum is σ = 594467322. Its totient is φ = 198155772.

The previous prime is 396311543. The next prime is 396311603. The reversal of 396311546 is 645113693.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 389865025 + 6446521 = 19745^2 + 2539^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (396311543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99077885 + ... + 99077888.

Almost surely, 2^396311546 is an apocalyptic number.

396311546 is a deficient number, since it is larger than the sum of its proper divisors (198155776).

396311546 is a wasteful number, since it uses less digits than its factorization.

396311546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198155775.

The product of its digits is 58320, while the sum is 38.

The square root of 396311546 is about 19907.5750909045. The cubic root of 396311546 is about 734.5345725996.

The spelling of 396311546 in words is "three hundred ninety-six million, three hundred eleven thousand, five hundred forty-six".