84390326 has 8 divisors (see below), whose sum is σ = 127392240. Its totient is φ = 41926248.

The previous prime is 84390323. The next prime is 84390337. The reversal of 84390326 is 62309348.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84390323) 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, 134066 + ... + 134693.

It is an arithmetic number, because the mean of its divisors is an integer number (15924030).

Almost surely, 2^84390326 is an apocalyptic number.

84390326 is a deficient number, since it is larger than the sum of its proper divisors (43001914).

84390326 is a wasteful number, since it uses less digits than its factorization.

84390326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268918.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 84390326 is about 9186.4207393304. The cubic root of 84390326 is about 438.6292152699.

The spelling of 84390326 in words is "eighty-four million, three hundred ninety thousand, three hundred twenty-six".