1610666241 has 32 divisors (see below), whose sum is σ = 2379663360. Its totient is φ = 963857664.

The previous prime is 1610666231. The next prime is 1610666243. The reversal of 1610666241 is 1426660161.

It is a happy number.

It is not a de Polignac number, because 1610666241 - 2¹¹ = 1610664193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1610666243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 442756 + ... + 446378.

It is an arithmetic number, because the mean of its divisors is an integer number (74364480).

Almost surely, 2^1610666241 is an apocalyptic number.

It is an amenable number.

1610666241 is a deficient number, since it is larger than the sum of its proper divisors (768997119).

1610666241 is a wasteful number, since it uses less digits than its factorization.

1610666241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1610666241 is about 40133.1065455940. The cubic root of 1610666241 is about 1172.2003643604.

The spelling of 1610666241 in words is "one billion, six hundred ten million, six hundred sixty-six thousand, two hundred forty-one".