20599242 has 8 divisors (see below), whose sum is σ = 41198496. Its totient is φ = 6866412.

The previous prime is 20599231. The next prime is 20599259. The reversal of 20599242 is 24299502.

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

20599242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1716598 + ... + 1716609.

It is an arithmetic number, because the mean of its divisors is an integer number (5149812).

Almost surely, 2^20599242 is an apocalyptic number.

20599242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20599242 is a wasteful number, since it uses less digits than its factorization.

20599242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433212.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 20599242 is about 4538.6387827189. The cubic root of 20599242 is about 274.1261163080.

The spelling of 20599242 in words is "twenty million, five hundred ninety-nine thousand, two hundred forty-two".