6120649 has 4 divisors (see below), whose sum is σ = 6131664. Its totient is φ = 6109636.

The previous prime is 6120637. The next prime is 6120689. The reversal of 6120649 is 9460216.

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 6120649 - 2¹⁵ = 6087881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6120689) 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, 4627 + ... + 5800.

It is an arithmetic number, because the mean of its divisors is an integer number (1532916).

Almost surely, 2^6120649 is an apocalyptic number.

It is an amenable number.

6120649 is a deficient number, since it is larger than the sum of its proper divisors (11015).

6120649 is a wasteful number, since it uses less digits than its factorization.

6120649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11014.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 6120649 is about 2473.9945432438. The cubic root of 6120649 is about 182.9219510503.

The spelling of 6120649 in words is "six million, one hundred twenty thousand, six hundred forty-nine".