1573727 has 2 divisors, whose sum is σ = 1573728. Its totient is φ = 1573726.

The previous prime is 1573723. The next prime is 1573753. The reversal of 1573727 is 7273751.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1573727 - 2² = 1573723 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1573693 and 1573702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1573723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 786863 + 786864.

It is an arithmetic number, because the mean of its divisors is an integer number (786864).

2^1573727 is an apocalyptic number.

1573727 is a deficient number, since it is larger than the sum of its proper divisors (1).

1573727 is an equidigital number, since it uses as much as digits as its factorization.

1573727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10290, while the sum is 32.

The square root of 1573727 is about 1254.4827619382. The cubic root of 1573727 is about 116.3169837880.

The spelling of 1573727 in words is "one million, five hundred seventy-three thousand, seven hundred twenty-seven".