20414558 has 8 divisors (see below), whose sum is σ = 30641328. Its totient is φ = 10200784.

The previous prime is 20414557. The next prime is 20414561. The reversal of 20414558 is 85541402.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20414558.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20414557) 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, 3410 + ... + 7242.

It is an arithmetic number, because the mean of its divisors is an integer number (3830166).

Almost surely, 2^20414558 is an apocalyptic number.

20414558 is a deficient number, since it is larger than the sum of its proper divisors (10226770).

20414558 is a wasteful number, since it uses less digits than its factorization.

20414558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6498.

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 20414558 is about 4518.2472265249. The cubic root of 20414558 is about 273.3044232098.

The spelling of 20414558 in words is "twenty million, four hundred fourteen thousand, five hundred fifty-eight".