729254 has 4 divisors (see below), whose sum is σ = 1093884. Its totient is φ = 364626.

The previous prime is 729217. The next prime is 729257. The reversal of 729254 is 452927.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 452927 = 41 ⋅11047.

It is a super-2 number, since 2×729254² = 1063622793032, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 11.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 729254.

It is not an unprimeable number, because it can be changed into a prime (729257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182312 + ... + 182315.

It is an arithmetic number, because the mean of its divisors is an integer number (273471).

2⁷²⁹²⁵⁴ is an apocalyptic number.

729254 is a deficient number, since it is larger than the sum of its proper divisors (364630).

729254 is a wasteful number, since it uses less digits than its factorization.

729254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364629.

The product of its digits is 5040, while the sum is 29.

The square root of 729254 is about 853.9636994627. The cubic root of 729254 is about 90.0104514611.

The spelling of 729254 in words is "seven hundred twenty-nine thousand, two hundred fifty-four".