3870523 has 8 divisors (see below), whose sum is σ = 4026960. Its totient is φ = 3717120.

The previous prime is 3870499. The next prime is 3870527. The reversal of 3870523 is 3250783.

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

It is a cyclic number.

It is not a de Polignac number, because 3870523 - 2⁹ = 3870011 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

3870523 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3870491 and 3870500.

It is not an unprimeable number, because it can be changed into a prime (3870527) 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, 2043 + ... + 3451.

It is an arithmetic number, because the mean of its divisors is an integer number (503370).

Almost surely, 2^3870523 is an apocalyptic number.

3870523 is a deficient number, since it is larger than the sum of its proper divisors (156437).

3870523 is a wasteful number, since it uses less digits than its factorization.

3870523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1517.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 3870523 is about 1967.3644807203. The cubic root of 3870523 is about 157.0085191531.

The spelling of 3870523 in words is "three million, eight hundred seventy thousand, five hundred twenty-three".