20001094 has 8 divisors (see below), whose sum is σ = 30021840. Its totient is φ = 9993816.

The previous prime is 20001083. The next prime is 20001139. The reversal of 20001094 is 49010002.

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

It is a super-2 number, since 2×20001094² = 800087522393672, which contains 22 as substring.

It is a congruent 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, 2167 + ... + 6685.

It is an arithmetic number, because the mean of its divisors is an integer number (3752730).

Almost surely, 2^20001094 is an apocalyptic number.

20001094 is a deficient number, since it is larger than the sum of its proper divisors (10020746).

20001094 is a wasteful number, since it uses less digits than its factorization.

20001094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6734.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 20001094 is about 4472.2582662454. The cubic root of 20001094 is about 271.4467108574.

Adding to 20001094 its reverse (49010002), we get a palindrome (69011096).

The spelling of 20001094 in words is "twenty million, one thousand, ninety-four".