33058138 has 8 divisors (see below), whose sum is σ = 52197120. Its totient is φ = 15659100.

The previous prime is 33058127. The next prime is 33058139. The reversal of 33058138 is 83185033.

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

It is not an unprimeable number, because it can be changed into a prime (33058139) 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, 434938 + ... + 435013.

It is an arithmetic number, because the mean of its divisors is an integer number (6524640).

Almost surely, 2^33058138 is an apocalyptic number.

33058138 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

33058138 is a deficient number, since it is larger than the sum of its proper divisors (19138982).

33058138 is a wasteful number, since it uses less digits than its factorization.

33058138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869972.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 33058138 is about 5749.6206831408. The cubic root of 33058138 is about 320.9416857544.

The spelling of 33058138 in words is "thirty-three million, fifty-eight thousand, one hundred thirty-eight".