730438332 has 24 divisors (see below), whose sum is σ = 1835460816. Its totient is φ = 224750208.

The previous prime is 730438309. The next prime is 730438333. The reversal of 730438332 is 233834037.

It is a junction number, because it is equal to n+sod(n) for n = 730438293 and 730438302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730438333) 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, 2340993 + ... + 2341304.

It is an arithmetic number, because the mean of its divisors is an integer number (76477534).

Almost surely, 2^730438332 is an apocalyptic number.

It is an amenable number.

730438332 is an abundant number, since it is smaller than the sum of its proper divisors (1105022484).

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

730438332 is a wasteful number, since it uses less digits than its factorization.

730438332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4682317 (or 4682315 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 730438332 is about 27026.6226524884. The cubic root of 730438332 is about 900.5915173180.

The spelling of 730438332 in words is "seven hundred thirty million, four hundred thirty-eight thousand, three hundred thirty-two".