730654 has 4 divisors (see below), whose sum is σ = 1095984. Its totient is φ = 365326.

The previous prime is 730637. The next prime is 730663. The reversal of 730654 is 456037.

730654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×730654³ = 1170190460333298792, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182662 + ... + 182665.

It is an arithmetic number, because the mean of its divisors is an integer number (273996).

2⁷³⁰⁶⁵⁴ is an apocalyptic number.

730654 is a deficient number, since it is larger than the sum of its proper divisors (365330).

730654 is a wasteful number, since it uses less digits than its factorization.

730654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365329.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 730654 is about 854.7830134016. The cubic root of 730654 is about 90.0680144311.

The spelling of 730654 in words is "seven hundred thirty thousand, six hundred fifty-four".