1672266653 has 8 divisors (see below), whose sum is σ = 1724351328. Its totient is φ = 1620942544.

The previous prime is 1672266649. The next prime is 1672266679. The reversal of 1672266653 is 3566622761.

It is a happy number.

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 1672266653 - 2² = 1672266649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672266683) 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, 185675 + ... + 194472.

It is an arithmetic number, because the mean of its divisors is an integer number (215543916).

Almost surely, 2^1672266653 is an apocalyptic number.

It is an amenable number.

1672266653 is a deficient number, since it is larger than the sum of its proper divisors (52084675).

1672266653 is an equidigital number, since it uses as much as digits as its factorization.

1672266653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380283.

The product of its digits is 544320, while the sum is 44.

The square root of 1672266653 is about 40893.3570766696. The cubic root of 1672266653 is about 1186.9575206112.

The spelling of 1672266653 in words is "one billion, six hundred seventy-two million, two hundred sixty-six thousand, six hundred fifty-three".