33124138 has 16 divisors (see below), whose sum is σ = 50512896. Its totient is φ = 16288480.

The previous prime is 33124121. The next prime is 33124153. The reversal of 33124138 is 83142133.

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, 63318 + ... + 63838.

It is an arithmetic number, because the mean of its divisors is an integer number (3157056).

Almost surely, 2^33124138 is an apocalyptic number.

33124138 is a deficient number, since it is larger than the sum of its proper divisors (17388758).

33124138 is a wasteful number, since it uses less digits than its factorization.

33124138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989.

The product of its digits is 1728, while the sum is 25.

The square root of 33124138 is about 5755.3573303488. The cubic root of 33124138 is about 321.1551286115.

The spelling of 33124138 in words is "thirty-three million, one hundred twenty-four thousand, one hundred thirty-eight".