3751420 has 24 divisors (see below), whose sum is σ = 7956144. Its totient is φ = 1485696.

The previous prime is 3751409. The next prime is 3751421. The reversal of 3751420 is 241573.

It is a junction number, because it is equal to n+sod(n) for n = 3751391 and 3751400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3751421) 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, 1264 + ... + 3016.

It is an arithmetic number, because the mean of its divisors is an integer number (331506).

Almost surely, 2^3751420 is an apocalyptic number.

It is an amenable number.

3751420 is an abundant number, since it is smaller than the sum of its proper divisors (4204724).

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

3751420 is a wasteful number, since it uses less digits than its factorization.

3751420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1869 (or 1867 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 3751420 is about 1936.8582808249. The cubic root of 3751420 is about 155.3812329126.

Adding to 3751420 its reverse (241573), we get a palindrome (3992993).

The spelling of 3751420 in words is "three million, seven hundred fifty-one thousand, four hundred twenty".