3873451 has 4 divisors (see below), whose sum is σ = 3911904. Its totient is φ = 3835000.

The previous prime is 3873437. The next prime is 3873461. The reversal of 3873451 is 1543783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1543783 = 23 ⋅67121.

It is a cyclic number.

It is not a de Polignac number, because 3873451 - 2⁷ = 3873323 is a prime.

It is a Duffinian number.

3873451 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3873431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19075 + ... + 19276.

It is an arithmetic number, because the mean of its divisors is an integer number (977976).

Almost surely, 2^3873451 is an apocalyptic number.

3873451 is a deficient number, since it is larger than the sum of its proper divisors (38453).

3873451 is a wasteful number, since it uses less digits than its factorization.

3873451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38452.

The product of its digits is 10080, while the sum is 31.

The square root of 3873451 is about 1968.1084827824. The cubic root of 3873451 is about 157.0481008038.

The spelling of 3873451 in words is "three million, eight hundred seventy-three thousand, four hundred fifty-one".