321849696 has 48 divisors (see below), whose sum is σ = 965551104. Its totient is φ = 91956864.

The previous prime is 321849691. The next prime is 321849727. The reversal of 321849696 is 696948123.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321849691) 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, 238800 + ... + 240143.

It is an arithmetic number, because the mean of its divisors is an integer number (20115648).

Almost surely, 2^321849696 is an apocalyptic number.

It is an amenable number.

321849696 is an abundant number, since it is smaller than the sum of its proper divisors (643701408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

321849696 is a wasteful number, since it uses less digits than its factorization.

321849696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478963 (or 478955 counting only the distinct ones).

The product of its digits is 559872, while the sum is 48.

The square root of 321849696 is about 17940.1698988610. The cubic root of 321849696 is about 685.3057373894.

The spelling of 321849696 in words is "three hundred twenty-one million, eight hundred forty-nine thousand, six hundred ninety-six".