396541558 has 32 divisors (see below), whose sum is σ = 720935424. Its totient is φ = 159691392.

The previous prime is 396541549. The next prime is 396541583. The reversal of 396541558 is 855145693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229285 + ... + 231007.

It is an arithmetic number, because the mean of its divisors is an integer number (22529232).

Almost surely, 2^396541558 is an apocalyptic number.

396541558 is a deficient number, since it is larger than the sum of its proper divisors (324393866).

396541558 is a wasteful number, since it uses less digits than its factorization.

396541558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2716.

The product of its digits is 648000, while the sum is 46.

The square root of 396541558 is about 19913.3512498524. The cubic root of 396541558 is about 734.6766486110.

The spelling of 396541558 in words is "three hundred ninety-six million, five hundred forty-one thousand, five hundred fifty-eight".