328423455 has 48 divisors (see below), whose sum is σ = 618608640. Its totient is φ = 160574400.

The previous prime is 328423453. The next prime is 328423499. The reversal of 328423455 is 554324823.

It is not a de Polignac number, because 328423455 - 2¹ = 328423453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328423453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20310 + ... + 32700.

It is an arithmetic number, because the mean of its divisors is an integer number (12887680).

Almost surely, 2^328423455 is an apocalyptic number.

328423455 is a deficient number, since it is larger than the sum of its proper divisors (290185185).

328423455 is a wasteful number, since it uses less digits than its factorization.

328423455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12452 (or 12449 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 328423455 is about 18122.4572009427. The cubic root of 328423455 is about 689.9401019208.

The spelling of 328423455 in words is "three hundred twenty-eight million, four hundred twenty-three thousand, four hundred fifty-five".