729454 has 16 divisors (see below), whose sum is σ = 1213056. Its totient is φ = 326200.

The previous prime is 729451. The next prime is 729457. The reversal of 729454 is 454927.

729454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (729451) and next prime (729457).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729451) 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, 1329 + ... + 1795.

It is an arithmetic number, because the mean of its divisors is an integer number (75816).

2⁷²⁹⁴⁵⁴ is an apocalyptic number.

729454 is a deficient number, since it is larger than the sum of its proper divisors (483602).

729454 is a wasteful number, since it uses less digits than its factorization.

729454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551.

The product of its digits is 10080, while the sum is 31.

The square root of 729454 is about 854.0807924313. The cubic root of 729454 is about 90.0186792505.

The spelling of 729454 in words is "seven hundred twenty-nine thousand, four hundred fifty-four".