396045555 has 16 divisors (see below), whose sum is σ = 637217280. Its totient is φ = 210042848.

The previous prime is 396045541. The next prime is 396045571. The reversal of 396045555 is 555540693.

It is a cyclic number.

It is not a de Polignac number, because 396045555 - 2¹⁷ = 395914483 is a prime.

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, 71067 + ... + 76436.

It is an arithmetic number, because the mean of its divisors is an integer number (39826080).

Almost surely, 2^396045555 is an apocalyptic number.

396045555 is a deficient number, since it is larger than the sum of its proper divisors (241171725).

396045555 is a wasteful number, since it uses less digits than its factorization.

396045555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147690.

The product of its (nonzero) digits is 405000, while the sum is 42.

The square root of 396045555 is about 19900.8933216577. The cubic root of 396045555 is about 734.3702041757.

The spelling of 396045555 in words is "three hundred ninety-six million, forty-five thousand, five hundred fifty-five".