30428596 has 18 divisors (see below), whose sum is σ = 58531970. Its totient is φ = 13830960.

The previous prime is 30428591. The next prime is 30428597. The reversal of 30428596 is 69582403.

It can be written as a sum of positive squares in only one way, i.e., 21344400 + 9084196 = 4620^2 + 3014^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30428591) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30951 + ... + 31918.

Almost surely, 2^30428596 is an apocalyptic number.

It is an amenable number.

30428596 is a deficient number, since it is larger than the sum of its proper divisors (28103374).

30428596 is a wasteful number, since it uses less digits than its factorization.

30428596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62895 (or 62882 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 30428596 is about 5516.2121061468. The cubic root of 30428596 is about 312.1959786699.

It can be divided in two parts, 304 and 28596, that added together give a square (28900 = 170²).

The spelling of 30428596 in words is "thirty million, four hundred twenty-eight thousand, five hundred ninety-six".