942949649 has 8 divisors (see below), whose sum is σ = 948381312. Its totient is φ = 937532880.

The previous prime is 942949643. The next prime is 942949663. The reversal of 942949649 is 946949249.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 942949649 - 2⁴ = 942949633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 942949594 and 942949603.

It is not an unprimeable number, because it can be changed into a prime (942949643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138407 + ... + 145059.

It is an arithmetic number, because the mean of its divisors is an integer number (118547664).

Almost surely, 2^942949649 is an apocalyptic number.

It is an amenable number.

942949649 is a deficient number, since it is larger than the sum of its proper divisors (5431663).

942949649 is a wasteful number, since it uses less digits than its factorization.

942949649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7447.

The product of its digits is 5038848, while the sum is 56.

The square root of 942949649 is about 30707.4852275467. The cubic root of 942949649 is about 980.6096612571.

The spelling of 942949649 in words is "nine hundred forty-two million, nine hundred forty-nine thousand, six hundred forty-nine".