844146461 has 16 divisors (see below), whose sum is σ = 896624640. Its totient is φ = 793511040.

The previous prime is 844146449. The next prime is 844146463. The reversal of 844146461 is 164641448.

It is a cyclic number.

It is not a de Polignac number, because 844146461 - 2⁶ = 844146397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (844146463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197495 + ... + 201723.

It is an arithmetic number, because the mean of its divisors is an integer number (56039040).

Almost surely, 2^844146461 is an apocalyptic number.

It is an amenable number.

844146461 is a deficient number, since it is larger than the sum of its proper divisors (52478179).

844146461 is a wasteful number, since it uses less digits than its factorization.

844146461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4444.

The product of its digits is 73728, while the sum is 38.

The square root of 844146461 is about 29054.1986810857. The cubic root of 844146461 is about 945.0887670784.

The spelling of 844146461 in words is "eight hundred forty-four million, one hundred forty-six thousand, four hundred sixty-one".