3980523 has 8 divisors (see below), whose sum is σ = 5320000. Its totient is φ = 2647368.

The previous prime is 3980521. The next prime is 3980527. The reversal of 3980523 is 3250893.

It is a happy number.

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

It is not a de Polignac number, because 3980523 - 2¹ = 3980521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3980521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168 + ... + 2826.

It is an arithmetic number, because the mean of its divisors is an integer number (665000).

Almost surely, 2^3980523 is an apocalyptic number.

3980523 is a deficient number, since it is larger than the sum of its proper divisors (1339477).

3980523 is a wasteful number, since it uses less digits than its factorization.

3980523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 3980523 is about 1995.1248081260. The cubic root of 3980523 is about 158.4820374580.

The spelling of 3980523 in words is "three million, nine hundred eighty thousand, five hundred twenty-three".