6023649 has 4 divisors (see below), whose sum is σ = 8031536. Its totient is φ = 4015764.

The previous prime is 6023639. The next prime is 6023651. The reversal of 6023649 is 9463206.

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 not a de Polignac number, because 6023649 - 2¹¹ = 6021601 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6023629) 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, 1003939 + ... + 1003944.

It is an arithmetic number, because the mean of its divisors is an integer number (2007884).

Almost surely, 2^6023649 is an apocalyptic number.

It is an amenable number.

6023649 is a deficient number, since it is larger than the sum of its proper divisors (2007887).

6023649 is a wasteful number, since it uses less digits than its factorization.

6023649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007886.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 6023649 is about 2454.3123273129. The cubic root of 6023649 is about 181.9504856651.

The spelling of 6023649 in words is "six million, twenty-three thousand, six hundred forty-nine".