33864730 has 8 divisors (see below), whose sum is σ = 60956532. Its totient is φ = 13545888.

The previous prime is 33864713. The next prime is 33864739. The reversal of 33864730 is 3746833.

It is a happy number.

33864730 is nontrivially palindromic in base 9.

It can be written as a sum of positive squares in 2 ways, for example, as 33860761 + 3969 = 5819^2 + 63^2 .

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

It is a super-2 number, since 2×33864730² = 2293639875945800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33864739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693227 + ... + 1693246.

Almost surely, 2^33864730 is an apocalyptic number.

33864730 is a deficient number, since it is larger than the sum of its proper divisors (27091802).

33864730 is a wasteful number, since it uses less digits than its factorization.

33864730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386480.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 33864730 is about 5819.3410279859. The cubic root of 33864730 is about 323.5309794058.

The spelling of 33864730 in words is "thirty-three million, eight hundred sixty-four thousand, seven hundred thirty".