33930630 has 32 divisors (see below), whose sum is σ = 90482400. Its totient is φ = 9048096.

The previous prime is 33930629. The next prime is 33930643. The reversal of 33930630 is 3603933.

33930630 = 2911² + 2912² + ... + 2914².

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 33930594 and 33930603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62565 + ... + 63104.

It is an arithmetic number, because the mean of its divisors is an integer number (2827575).

Almost surely, 2^33930630 is an apocalyptic number.

33930630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

33930630 is an abundant number, since it is smaller than the sum of its proper divisors (56551770).

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

33930630 is a wasteful number, since it uses less digits than its factorization.

33930630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125685 (or 125679 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 27.

The square root of 33930630 is about 5825.0004291845. Note that the first 3 decimals coincide. The cubic root of 33930630 is about 323.7407047514.

The spelling of 33930630 in words is "thirty-three million, nine hundred thirty thousand, six hundred thirty".