3724449 has 4 divisors (see below), whose sum is σ = 4965936. Its totient is φ = 2482964.

The previous prime is 3724439. The next prime is 3724471. The reversal of 3724449 is 9444273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3724449 - 2¹³ = 3716257 is a prime.

It is a D-number.

3724449 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3724429) 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, 620739 + ... + 620744.

It is an arithmetic number, because the mean of its divisors is an integer number (1241484).

Almost surely, 2^3724449 is an apocalyptic number.

It is an amenable number.

3724449 is a deficient number, since it is larger than the sum of its proper divisors (1241487).

3724449 is a wasteful number, since it uses less digits than its factorization.

3724449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241486.

The product of its digits is 24192, while the sum is 33.

The square root of 3724449 is about 1929.8831570849. The cubic root of 3724449 is about 155.0079635173.

The spelling of 3724449 in words is "three million, seven hundred twenty-four thousand, four hundred forty-nine".