727051 has 4 divisors (see below), whose sum is σ = 782992. Its totient is φ = 671112.

The previous prime is 727049. The next prime is 727061. The reversal of 727051 is 150727.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 150727 = 19 ⋅7933.

It is not a de Polignac number, because 727051 - 2¹ = 727049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (727021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27951 + ... + 27976.

It is an arithmetic number, because the mean of its divisors is an integer number (195748).

2⁷²⁷⁰⁵¹ is an apocalyptic number.

727051 is a deficient number, since it is larger than the sum of its proper divisors (55941).

727051 is a wasteful number, since it uses less digits than its factorization.

727051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55940.

The product of its (nonzero) digits is 490, while the sum is 22.

The square root of 727051 is about 852.6728563758. The cubic root of 727051 is about 89.9197226549.

Adding to 727051 its reverse (150727), we get a palindrome (877778).

The spelling of 727051 in words is "seven hundred twenty-seven thousand, fifty-one".