30425072 has 10 divisors (see below), whose sum is σ = 58948608. Its totient is φ = 15212528.

The previous prime is 30425071. The next prime is 30425077. The reversal of 30425072 is 27052403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30425071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 950768 + ... + 950799.

Almost surely, 2^30425072 is an apocalyptic number.

It is an amenable number.

30425072 is a deficient number, since it is larger than the sum of its proper divisors (28523536).

30425072 is a wasteful number, since it uses less digits than its factorization.

30425072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901575 (or 1901569 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 30425072 is about 5515.8926748079. The cubic root of 30425072 is about 312.1839261793.

Adding to 30425072 its reverse (27052403), we get a palindrome (57477475).

The spelling of 30425072 in words is "thirty million, four hundred twenty-five thousand, seventy-two".