30449088 has 112 divisors (see below), whose sum is σ = 91196160. Its totient is φ = 9960192.

The previous prime is 30449071. The next prime is 30449119. The reversal of 30449088 is 88094403.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115645 + ... + 115907.

Almost surely, 2^30449088 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 30449088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45598080).

30449088 is an abundant number, since it is smaller than the sum of its proper divisors (60747072).

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

30449088 is a wasteful number, since it uses less digits than its factorization.

30449088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 30449088 is about 5518.0692275469. The cubic root of 30449088 is about 312.2660452656.

The spelling of 30449088 in words is "thirty million, four hundred forty-nine thousand, eighty-eight".