1673349658 has 8 divisors (see below), whose sum is σ = 2514094452. Its totient is φ = 835318176.

The previous prime is 1673349653. The next prime is 1673349673. The reversal of 1673349658 is 8569433761.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1559223169 + 114126489 = 39487^2 + 10683^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1673349653) 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, 676785 + ... + 679252.

Almost surely, 2^1673349658 is an apocalyptic number.

1673349658 is a deficient number, since it is larger than the sum of its proper divisors (840744794).

1673349658 is a wasteful number, since it uses less digits than its factorization.

1673349658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356656.

The product of its digits is 3265920, while the sum is 52.

The square root of 1673349658 is about 40906.5967540689. The cubic root of 1673349658 is about 1187.2137005538.

The spelling of 1673349658 in words is "one billion, six hundred seventy-three million, three hundred forty-nine thousand, six hundred fifty-eight".