3751730 has 32 divisors (see below), whose sum is σ = 7406640. Its totient is φ = 1361920.

The previous prime is 3751729. The next prime is 3751733. The reversal of 3751730 is 371573.

It can be written as a sum of positive squares in 8 ways, for example, as 885481 + 2866249 = 941^2 + 1693^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3751730.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3751733) 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 15 ways as a sum of consecutive naturals, for example, 4550 + ... + 5310.

Almost surely, 2^3751730 is an apocalyptic number.

3751730 is a deficient number, since it is larger than the sum of its proper divisors (3654910).

3751730 is a wasteful number, since it uses less digits than its factorization.

3751730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814.

The product of its (nonzero) digits is 2205, while the sum is 26.

The square root of 3751730 is about 1936.9383056773. The cubic root of 3751730 is about 155.3855127902.

The spelling of 3751730 in words is "three million, seven hundred fifty-one thousand, seven hundred thirty".