20093476 has 12 divisors (see below), whose sum is σ = 37868572. Its totient is φ = 9273888.

The previous prime is 20093471. The next prime is 20093477. The reversal of 20093476 is 67439002.

It can be written as a sum of positive squares in 2 ways, for example, as 11833600 + 8259876 = 3440^2 + 2874^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (20093471) 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, 193155 + ... + 193258.

Almost surely, 2^20093476 is an apocalyptic number.

20093476 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20093476 is a deficient number, since it is larger than the sum of its proper divisors (17775096).

20093476 is a wasteful number, since it uses less digits than its factorization.

20093476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386430 (or 386428 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 20093476 is about 4482.5747065721. The cubic root of 20093476 is about 271.8639927018.

The spelling of 20093476 in words is "twenty million, ninety-three thousand, four hundred seventy-six".