672742383 has 4 divisors (see below), whose sum is σ = 896989848. Its totient is φ = 448494920.

The previous prime is 672742379. The next prime is 672742393. The reversal of 672742383 is 383247276.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 672742383 - 2² = 672742379 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672742313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112123728 + ... + 112123733.

It is an arithmetic number, because the mean of its divisors is an integer number (224247462).

Almost surely, 2^672742383 is an apocalyptic number.

672742383 is a deficient number, since it is larger than the sum of its proper divisors (224247465).

672742383 is a wasteful number, since it uses less digits than its factorization.

672742383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224247464.

The product of its digits is 338688, while the sum is 42.

The square root of 672742383 is about 25937.2778641090. The cubic root of 672742383 is about 876.2262569480.

The spelling of 672742383 in words is "six hundred seventy-two million, seven hundred forty-two thousand, three hundred eighty-three".