34623020 has 24 divisors (see below), whose sum is σ = 74257344. Its totient is φ = 13554176.

The previous prime is 34623011. The next prime is 34623023. The reversal of 34623020 is 2032643.

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 = 34622983 and 34623001.

It is not an unprimeable number, because it can be changed into a prime (34623023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17477 + ... + 19356.

It is an arithmetic number, because the mean of its divisors is an integer number (3094056).

Almost surely, 2^34623020 is an apocalyptic number.

It is an amenable number.

34623020 is an abundant number, since it is smaller than the sum of its proper divisors (39634324).

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

34623020 is a wasteful number, since it uses less digits than its factorization.

34623020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36889 (or 36887 counting only the distinct ones).

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

The square root of 34623020 is about 5884.1329012863. The cubic root of 34623020 is about 325.9279828874.

Adding to 34623020 its reverse (2032643), we get a palindrome (36655663).

The spelling of 34623020 in words is "thirty-four million, six hundred twenty-three thousand, twenty".