3734623 has 4 divisors (see below), whose sum is σ = 3754368. Its totient is φ = 3714880.

The previous prime is 3734617. The next prime is 3734657. The reversal of 3734623 is 3264373.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3264373 = 7 ⋅466339.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3734623 is a prime.

It is a Duffinian number.

3734623 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3734591 and 3734600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3734693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9586 + ... + 9967.

It is an arithmetic number, because the mean of its divisors is an integer number (938592).

Almost surely, 2^3734623 is an apocalyptic number.

3734623 is a deficient number, since it is larger than the sum of its proper divisors (19745).

3734623 is a wasteful number, since it uses less digits than its factorization.

3734623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19744.

The product of its digits is 9072, while the sum is 28.

The square root of 3734623 is about 1932.5172702980. The cubic root of 3734623 is about 155.1489792037.

Adding to 3734623 its reverse (3264373), we get a palindrome (6998996).

The spelling of 3734623 in words is "three million, seven hundred thirty-four thousand, six hundred twenty-three".