1672655743 has 8 divisors (see below), whose sum is σ = 1825644240. Its totient is φ = 1519822080.

The previous prime is 1672655741. The next prime is 1672655759. The reversal of 1672655743 is 3475562761.

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 1672655743 - 2¹ = 1672655741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1672655693 and 1672655702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672655741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15508 + ... + 59881.

It is an arithmetic number, because the mean of its divisors is an integer number (228205530).

Almost surely, 2^1672655743 is an apocalyptic number.

1672655743 is a deficient number, since it is larger than the sum of its proper divisors (152988497).

1672655743 is a wasteful number, since it uses less digits than its factorization.

1672655743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77417.

The product of its digits is 1058400, while the sum is 46.

The square root of 1672655743 is about 40898.1141741279. The cubic root of 1672655743 is about 1187.0495708208.

The spelling of 1672655743 in words is "one billion, six hundred seventy-two million, six hundred fifty-five thousand, seven hundred forty-three".