30525146 has 8 divisors (see below), whose sum is σ = 45850944. Its totient is φ = 15241500.

The previous prime is 30525119. The next prime is 30525179. The reversal of 30525146 is 64152503.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8660 + ... + 11663.

It is an arithmetic number, because the mean of its divisors is an integer number (5731368).

Almost surely, 2^30525146 is an apocalyptic number.

30525146 is a deficient number, since it is larger than the sum of its proper divisors (15325798).

30525146 is a wasteful number, since it uses less digits than its factorization.

30525146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21076.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 30525146 is about 5524.9566514137. The cubic root of 30525146 is about 312.5258295450.

Adding to 30525146 its reverse (64152503), we get a palindrome (94677649).

The spelling of 30525146 in words is "thirty million, five hundred twenty-five thousand, one hundred forty-six".