20475676 has 24 divisors (see below), whose sum is σ = 38757824. Its totient is φ = 9408960.

The previous prime is 20475661. The next prime is 20475677. The reversal of 20475676 is 67657402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20475677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13366 + ... + 14818.

Almost surely, 2^20475676 is an apocalyptic number.

20475676 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20475676 is a deficient number, since it is larger than the sum of its proper divisors (18282148).

20475676 is a wasteful number, since it uses less digits than its factorization.

20475676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1741 (or 1739 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 20475676 is about 4525.0056353556. The cubic root of 20475676 is about 273.5768950713.

The spelling of 20475676 in words is "twenty million, four hundred seventy-five thousand, six hundred seventy-six".