33877028 has 12 divisors (see below), whose sum is σ = 59428572. Its totient is φ = 16897440.

The previous prime is 33877013. The next prime is 33877069. The reversal of 33877028 is 82077833.

It can be written as a sum of positive squares in 2 ways, for example, as 2427364 + 31449664 = 1558^2 + 5608^2 .

It is a super-2 number, since 2×33877028² = 2295306052225568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33876982 and 33877000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8375 + ... + 11742.

It is an arithmetic number, because the mean of its divisors is an integer number (4952381).

Almost surely, 2^33877028 is an apocalyptic number.

It is an amenable number.

33877028 is a deficient number, since it is larger than the sum of its proper divisors (25551544).

33877028 is a wasteful number, since it uses less digits than its factorization.

33877028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20542 (or 20540 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 33877028 is about 5820.3975809218. The cubic root of 33877028 is about 323.5701381653.

The spelling of 33877028 in words is "thirty-three million, eight hundred seventy-seven thousand, twenty-eight".