323934864 has 160 divisors (see below), whose sum is σ = 977080320. Its totient is φ = 91392000.

The previous prime is 323934797. The next prime is 323934869. The reversal of 323934864 is 468439323.

It is a super-2 number, since 2×323934864² = 209867592229396992, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (323934869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1355257 + ... + 1355495.

It is an arithmetic number, because the mean of its divisors is an integer number (6106752).

Almost surely, 2^323934864 is an apocalyptic number.

323934864 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323934864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (488540160).

323934864 is an abundant number, since it is smaller than the sum of its proper divisors (653145456).

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

323934864 is a wasteful number, since it uses less digits than its factorization.

323934864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 423 counting only the distinct ones).

The product of its digits is 373248, while the sum is 42.

The square root of 323934864 is about 17998.1905757218. The cubic root of 323934864 is about 686.7825164554.

The spelling of 323934864 in words is "three hundred twenty-three million, nine hundred thirty-four thousand, eight hundred sixty-four".