921325 has 12 divisors (see below), whose sum is σ = 1155060. Its totient is φ = 728960.

The previous prime is 921293. The next prime is 921331. The reversal of 921325 is 523129.

It can be written as a sum of positive squares in 6 ways, for example, as 114921 + 806404 = 339^2 + 898^2 .

It is not a de Polignac number, because 921325 - 2⁵ = 921293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 921296 and 921305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3291 + ... + 3559.

It is an arithmetic number, because the mean of its divisors is an integer number (96255).

2⁹²¹³²⁵ is an apocalyptic number.

It is an amenable number.

921325 is a deficient number, since it is larger than the sum of its proper divisors (233735).

921325 is a wasteful number, since it uses less digits than its factorization.

921325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416 (or 411 counting only the distinct ones).

The product of its digits is 540, while the sum is 22.

The square root of 921325 is about 959.8567601471. The cubic root of 921325 is about 97.3055515360.

The spelling of 921325 in words is "nine hundred twenty-one thousand, three hundred twenty-five".