34133420 has 24 divisors (see below), whose sum is σ = 71807904. Its totient is φ = 13629056.

The previous prime is 34133389. The next prime is 34133423. The reversal of 34133420 is 2433143.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 34133392 and 34133401.

It is not an unprimeable number, because it can be changed into a prime (34133423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13712 + ... + 16008.

It is an arithmetic number, because the mean of its divisors is an integer number (2991996).

Almost surely, 2^34133420 is an apocalyptic number.

It is an amenable number.

34133420 is an abundant number, since it is smaller than the sum of its proper divisors (37674484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34133420 is a wasteful number, since it uses less digits than its factorization.

34133420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3049 (or 3047 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 34133420 is about 5842.3813637934. The cubic root of 34133420 is about 324.3843809742.

Adding to 34133420 its reverse (2433143), we get a palindrome (36566563).

The spelling of 34133420 in words is "thirty-four million, one hundred thirty-three thousand, four hundred twenty".