326986449 has 12 divisors (see below), whose sum is σ = 463137744. Its totient is φ = 205167424.

The previous prime is 326986433. The next prime is 326986529. The reversal of 326986449 is 944689623.

It is not a de Polignac number, because 326986449 - 2⁴ = 326986433 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (326981449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 187707 + ... + 189440.

It is an arithmetic number, because the mean of its divisors is an integer number (38594812).

Almost surely, 2^326986449 is an apocalyptic number.

It is an amenable number.

326986449 is a deficient number, since it is larger than the sum of its proper divisors (136151295).

326986449 is a wasteful number, since it uses less digits than its factorization.

326986449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377184 (or 377167 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 51.

The square root of 326986449 is about 18082.7666301371. The cubic root of 326986449 is about 688.9323606523.

The spelling of 326986449 in words is "three hundred twenty-six million, nine hundred eighty-six thousand, four hundred forty-nine".