396454723 has 8 divisors (see below), whose sum is σ = 453368160. Its totient is φ = 339610560.

The previous prime is 396454717. The next prime is 396454727. The reversal of 396454723 is 327454693.

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 396454723 - 2²¹ = 394357571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 396454723.

It is not an unprimeable number, because it can be changed into a prime (396454727) 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, 4408 + ... + 28501.

It is an arithmetic number, because the mean of its divisors is an integer number (56671020).

Almost surely, 2^396454723 is an apocalyptic number.

396454723 is a deficient number, since it is larger than the sum of its proper divisors (56913437).

396454723 is a wasteful number, since it uses less digits than its factorization.

396454723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34637.

The product of its digits is 544320, while the sum is 43.

The square root of 396454723 is about 19911.1708093723. The cubic root of 396454723 is about 734.6230179950.

The spelling of 396454723 in words is "three hundred ninety-six million, four hundred fifty-four thousand, seven hundred twenty-three".