326523425 has 6 divisors (see below), whose sum is σ = 404889078. Its totient is φ = 261218720.

The previous prime is 326523397. The next prime is 326523427. The reversal of 326523425 is 524325623.

It can be written as a sum of positive squares in 3 ways, for example, as 3530641 + 322992784 = 1879^2 + 17972^2 .

It is not a de Polignac number, because 326523425 - 2¹² = 326519329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 326523391 and 326523400.

It is not an unprimeable number, because it can be changed into a prime (326523427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6530444 + ... + 6530493.

It is an arithmetic number, because the mean of its divisors is an integer number (67481513).

Almost surely, 2^326523425 is an apocalyptic number.

It is an amenable number.

326523425 is a deficient number, since it is larger than the sum of its proper divisors (78365653).

326523425 is a wasteful number, since it uses less digits than its factorization.

326523425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13060947 (or 13060942 counting only the distinct ones).

The product of its digits is 43200, while the sum is 32.

The square root of 326523425 is about 18069.9591864509. The cubic root of 326523425 is about 688.6070231091.

The spelling of 326523425 in words is "three hundred twenty-six million, five hundred twenty-three thousand, four hundred twenty-five".