946222649 has 4 divisors (see below), whose sum is σ = 946318080. Its totient is φ = 946127220.

The previous prime is 946222639. The next prime is 946222663.

946222649 is nontrivially palindromic in base 10.

946222649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-946222649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (946222639) 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, 30857 + ... + 53334.

It is an arithmetic number, because the mean of its divisors is an integer number (236579520).

Almost surely, 2^946222649 is an apocalyptic number.

It is an amenable number.

946222649 is a deficient number, since it is larger than the sum of its proper divisors (95431).

946222649 is a wasteful number, since it uses less digits than its factorization.

946222649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95430.

The product of its digits is 373248, while the sum is 44.

The square root of 946222649 is about 30760.7322572139. The cubic root of 946222649 is about 981.7429239970.

The spelling of 946222649 in words is "nine hundred forty-six million, two hundred twenty-two thousand, six hundred forty-nine".