30540052 has 24 divisors (see below), whose sum is σ = 54774720. Its totient is φ = 14894400.

The previous prime is 30540017. The next prime is 30540079. The reversal of 30540052 is 25004503.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35208 + ... + 36064.

It is an arithmetic number, because the mean of its divisors is an integer number (2282280).

Almost surely, 2^30540052 is an apocalyptic number.

It is an amenable number.

30540052 is a deficient number, since it is larger than the sum of its proper divisors (24234668).

30540052 is a wasteful number, since it uses less digits than its factorization.

30540052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071 (or 1069 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 30540052 is about 5526.3054566319. The cubic root of 30540052 is about 312.5766920038.

Adding to 30540052 its reverse (25004503), we get a palindrome (55544555).

The spelling of 30540052 in words is "thirty million, five hundred forty thousand, fifty-two".