606311949 has 4 divisors (see below), whose sum is σ = 808415936. Its totient is φ = 404207964.

The previous prime is 606311921. The next prime is 606311957. The reversal of 606311949 is 949113606.

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 606311949 - 2⁵ = 606311917 is a prime.

It is a super-2 number, since 2×606311949² = 735228359000357202, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606311999) 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, 101051989 + ... + 101051994.

It is an arithmetic number, because the mean of its divisors is an integer number (202103984).

Almost surely, 2^606311949 is an apocalyptic number.

It is an amenable number.

606311949 is a deficient number, since it is larger than the sum of its proper divisors (202103987).

606311949 is a wasteful number, since it uses less digits than its factorization.

606311949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202103986.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 606311949 is about 24623.4024659469. The cubic root of 606311949 is about 846.3799675293.

The spelling of 606311949 in words is "six hundred six million, three hundred eleven thousand, nine hundred forty-nine".