30734064 has 60 divisors (see below), whose sum is σ = 87657336. Its totient is φ = 10048896.

The previous prime is 30734047. The next prime is 30734071. The reversal of 30734064 is 46043703.

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, 5619 + ... + 9645.

Almost surely, 2^30734064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30734064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43828668).

30734064 is an abundant number, since it is smaller than the sum of its proper divisors (56923272).

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

30734064 is a wasteful number, since it uses less digits than its factorization.

30734064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4094 (or 4085 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 30734064 is about 5543.8311662604. The cubic root of 30734064 is about 313.2371980109.

Adding to 30734064 its reverse (46043703), we get a palindrome (76777767).

The spelling of 30734064 in words is "thirty million, seven hundred thirty-four thousand, sixty-four".