3751738 has 4 divisors (see below), whose sum is σ = 5627610. Its totient is φ = 1875868.

The previous prime is 3751733. The next prime is 3751739. The reversal of 3751738 is 8371573.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3560769 + 190969 = 1887^2 + 437^2 .

It is a d-powerful number, because it can be written as 3⁷ + 7⁷ + 5⁵ + 1 + 7⁷ + 3⁷ + 8⁷ .

It is not an unprimeable number, because it can be changed into a prime (3751733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 937933 + ... + 937936.

Almost surely, 2^3751738 is an apocalyptic number.

3751738 is a deficient number, since it is larger than the sum of its proper divisors (1875872).

3751738 is a wasteful number, since it uses less digits than its factorization.

3751738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1875871.

The product of its digits is 17640, while the sum is 34.

The square root of 3751738 is about 1936.9403707910. The cubic root of 3751738 is about 155.3856232355.

It can be divided in two parts, 3751 and 738, that added together give a square (4489 = 67²).

The spelling of 3751738 in words is "three million, seven hundred fifty-one thousand, seven hundred thirty-eight".