20034998 has 8 divisors (see below), whose sum is σ = 31088880. Its totient is φ = 9672040.

The previous prime is 20034997. The next prime is 20035031. The reversal of 20034998 is 89943002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20034998² = 802802289720008, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172658 + ... + 172773.

It is an arithmetic number, because the mean of its divisors is an integer number (3886110).

Almost surely, 2^20034998 is an apocalyptic number.

20034998 is a deficient number, since it is larger than the sum of its proper divisors (11053882).

20034998 is a wasteful number, since it uses less digits than its factorization.

20034998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345462.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 20034998 is about 4476.0471400556. The cubic root of 20034998 is about 271.6000013737.

The spelling of 20034998 in words is "twenty million, thirty-four thousand, nine hundred ninety-eight".