30163100 has 72 divisors (see below), whose sum is σ = 75651408. Its totient is φ = 10316800.

The previous prime is 30163099. The next prime is 30163121. The reversal of 30163100 is 136103.

It is a super-2 number, since 2×30163100² = 1819625203220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17894 + ... + 19506.

It is an arithmetic number, because the mean of its divisors is an integer number (1050714).

Almost surely, 2^30163100 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 30163100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37825704).

30163100 is an abundant number, since it is smaller than the sum of its proper divisors (45488308).

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

30163100 is a wasteful number, since it uses less digits than its factorization.

30163100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655 (or 1648 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 30163100 is about 5492.0943181996. The cubic root of 30163100 is about 311.2853327845.

Adding to 30163100 its reverse (136103), we get a palindrome (30299203).

It can be divided in two parts, 3016 and 3100, that added together give a palindrome (6116).

The spelling of 30163100 in words is "thirty million, one hundred sixty-three thousand, one hundred".