396165542 has 8 divisors (see below), whose sum is σ = 625524600. Its totient is φ = 187657344.

The previous prime is 396165541. The next prime is 396165551. The reversal of 396165542 is 245561693.

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

It is a self number, because there is not a number n which added to its sum of digits gives 396165542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396165541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5212667 + ... + 5212742.

It is an arithmetic number, because the mean of its divisors is an integer number (78190575).

Almost surely, 2^396165542 is an apocalyptic number.

396165542 is a deficient number, since it is larger than the sum of its proper divisors (229359058).

396165542 is a wasteful number, since it uses less digits than its factorization.

396165542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10425430.

The product of its digits is 194400, while the sum is 41.

The square root of 396165542 is about 19903.9077067796. The cubic root of 396165542 is about 734.4443589285. Note that the first 3 decimals are identical.

The spelling of 396165542 in words is "three hundred ninety-six million, one hundred sixty-five thousand, five hundred forty-two".