730000628 has 36 divisors (see below), whose sum is σ = 1511284320. Its totient is φ = 307549872.

The previous prime is 730000571. The next prime is 730000631. The reversal of 730000628 is 826000037.

It is a junction number, because it is equal to n+sod(n) for n = 730000597 and 730000606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20000 + ... + 43127.

It is an arithmetic number, because the mean of its divisors is an integer number (41980120).

Almost surely, 2^730000628 is an apocalyptic number.

It is an amenable number.

730000628 is an abundant number, since it is smaller than the sum of its proper divisors (781283692).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

730000628 is a wasteful number, since it uses less digits than its factorization.

730000628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63204 (or 63195 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 730000628 is about 27018.5237938715. The cubic root of 730000628 is about 900.4115928094.

The spelling of 730000628 in words is "seven hundred thirty million, six hundred twenty-eight", and thus it is an aban number.