33416990 has 32 divisors (see below), whose sum is σ = 62748000. Its totient is φ = 12797568.

The previous prime is 33416989. The next prime is 33416993. The reversal of 33416990 is 9961433.

It is a super-2 number, since 2×33416990² = 2233390441320200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33416990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33416993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39896 + ... + 40724.

It is an arithmetic number, because the mean of its divisors is an integer number (1960875).

Almost surely, 2^33416990 is an apocalyptic number.

33416990 is a deficient number, since it is larger than the sum of its proper divisors (29331010).

33416990 is a wasteful number, since it uses less digits than its factorization.

33416990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 33416990 is about 5780.7430318256. The cubic root of 33416990 is about 322.0988020302.

The spelling of 33416990 in words is "thirty-three million, four hundred sixteen thousand, nine hundred ninety".