34236420 has 48 divisors (see below), whose sum is σ = 100033920. Its totient is φ = 8732416.

The previous prime is 34236407. The next prime is 34236427. The reversal of 34236420 is 2463243.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (34236427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11025 + ... + 13784.

It is an arithmetic number, because the mean of its divisors is an integer number (2084040).

Almost surely, 2^34236420 is an apocalyptic number.

34236420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34236420 is an abundant number, since it is smaller than the sum of its proper divisors (65797500).

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

34236420 is a wasteful number, since it uses less digits than its factorization.

34236420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24844 (or 24842 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 34236420 is about 5851.1896226323. The cubic root of 34236420 is about 324.7103375703.

Adding to 34236420 its reverse (2463243), we get a palindrome (36699663).

The spelling of 34236420 in words is "thirty-four million, two hundred thirty-six thousand, four hundred twenty".