396048657 has 8 divisors (see below), whose sum is σ = 528167520. Its totient is φ = 263981120.

The previous prime is 396048647. The next prime is 396048659. The reversal of 396048657 is 756840693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 396048657 - 2⁴ = 396048641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (396048659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12094 + ... + 30632.

It is an arithmetic number, because the mean of its divisors is an integer number (66020940).

Almost surely, 2^396048657 is an apocalyptic number.

It is an amenable number.

396048657 is a deficient number, since it is larger than the sum of its proper divisors (132118863).

396048657 is a wasteful number, since it uses less digits than its factorization.

396048657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25663.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The square root of 396048657 is about 19900.9712577050. The cubic root of 396048657 is about 734.3721214723.

The spelling of 396048657 in words is "three hundred ninety-six million, forty-eight thousand, six hundred fifty-seven".