3744626 has 4 divisors (see below), whose sum is σ = 5616942. Its totient is φ = 1872312.

The previous prime is 3744623. The next prime is 3744647. The reversal of 3744626 is 6264473.

3744626 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6264473 = 311 ⋅20143.

It can be written as a sum of positive squares in only one way, i.e., 3441025 + 303601 = 1855^2 + 551^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3744592 and 3744601.

It is not an unprimeable number, because it can be changed into a prime (3744623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936155 + ... + 936158.

Almost surely, 2^3744626 is an apocalyptic number.

3744626 is a deficient number, since it is larger than the sum of its proper divisors (1872316).

3744626 is a wasteful number, since it uses less digits than its factorization.

3744626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872315.

The product of its digits is 24192, while the sum is 32.

The square root of 3744626 is about 1935.1036147969. The cubic root of 3744626 is about 155.2873752958.

The spelling of 3744626 in words is "three million, seven hundred forty-four thousand, six hundred twenty-six".