3721416 has 32 divisors (see below), whose sum is σ = 9794400. Its totient is φ = 1175040.

The previous prime is 3721411. The next prime is 3721439. The reversal of 3721416 is 6141273.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3721411) 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, 3625 + ... + 4536.

It is an arithmetic number, because the mean of its divisors is an integer number (306075).

Almost surely, 2^3721416 is an apocalyptic number.

It is an amenable number.

3721416 is an abundant number, since it is smaller than the sum of its proper divisors (6072984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3721416 is a wasteful number, since it uses less digits than its factorization.

3721416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8189 (or 8185 counting only the distinct ones).

The product of its digits is 1008, while the sum is 24.

The square root of 3721416 is about 1929.0971981733. The cubic root of 3721416 is about 154.9658752487.

Adding to 3721416 its reverse (6141273), we get a palindrome (9862689).

The spelling of 3721416 in words is "three million, seven hundred twenty-one thousand, four hundred sixteen".