326043642 has 8 divisors (see below), whose sum is σ = 652087296. Its totient is φ = 108681212.

The previous prime is 326043637. The next prime is 326043643. The reversal of 326043642 is 246340623.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

326043642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (326043643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27170298 + ... + 27170309.

It is an arithmetic number, because the mean of its divisors is an integer number (81510912).

Almost surely, 2^326043642 is an apocalyptic number.

326043642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

326043642 is a wasteful number, since it uses less digits than its factorization.

326043642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54340612.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 326043642 is about 18056.6785982362. The cubic root of 326043642 is about 688.2695854576.

The spelling of 326043642 in words is "three hundred twenty-six million, forty-three thousand, six hundred forty-two".