20672094 has 16 divisors (see below), whose sum is σ = 41399568. Its totient is φ = 6881472.

The previous prime is 20672083. The next prime is 20672123. The reversal of 20672094 is 49027602.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3784 + ... + 7460.

It is an arithmetic number, because the mean of its divisors is an integer number (2587473).

Almost surely, 2^20672094 is an apocalyptic number.

20672094 is an abundant number, since it is smaller than the sum of its proper divisors (20727474).

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

20672094 is a wasteful number, since it uses less digits than its factorization.

20672094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4619.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 20672094 is about 4546.6574535586. The cubic root of 20672094 is about 274.4488974250.

Adding to 20672094 its reverse (49027602), we get a palindrome (69699696).

The spelling of 20672094 in words is "twenty million, six hundred seventy-two thousand, ninety-four".