1672274357 has 8 divisors (see below), whose sum is σ = 1863011640. Its totient is φ = 1490408640.

The previous prime is 1672274327. The next prime is 1672274371. The reversal of 1672274357 is 7534722761.

It can be written as a sum of positive squares in 4 ways, for example, as 145106116 + 1527168241 = 12046^2 + 39079^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1672274357 - 2⁶ = 1672274293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672274327) 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 7 ways as a sum of consecutive naturals, for example, 2217494 + ... + 2218247.

It is an arithmetic number, because the mean of its divisors is an integer number (232876455).

Almost surely, 2^1672274357 is an apocalyptic number.

It is an amenable number.

1672274357 is a deficient number, since it is larger than the sum of its proper divisors (190737283).

1672274357 is a wasteful number, since it uses less digits than its factorization.

1672274357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4435783.

The product of its digits is 493920, while the sum is 44.

The square root of 1672274357 is about 40893.4512727894. The cubic root of 1672274357 is about 1186.9593433482.

The spelling of 1672274357 in words is "one billion, six hundred seventy-two million, two hundred seventy-four thousand, three hundred fifty-seven".