20034099 has 24 divisors (see below), whose sum is σ = 30466800. Its totient is φ = 12667200.

The previous prime is 20034073. The next prime is 20034103. The reversal of 20034099 is 99043002.

It is not a de Polignac number, because 20034099 - 2¹⁹ = 19509811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20034019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14749 + ... + 16049.

It is an arithmetic number, because the mean of its divisors is an integer number (1269450).

Almost surely, 2^20034099 is an apocalyptic number.

20034099 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

20034099 is a deficient number, since it is larger than the sum of its proper divisors (10432701).

20034099 is a wasteful number, since it uses less digits than its factorization.

20034099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1395 (or 1392 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 20034099 is about 4475.9467155005. The cubic root of 20034099 is about 271.5959389483.

The spelling of 20034099 in words is "twenty million, thirty-four thousand, ninety-nine".