20695214 has 4 divisors (see below), whose sum is σ = 31042824. Its totient is φ = 10347606.

The previous prime is 20695211. The next prime is 20695219. The reversal of 20695214 is 41259602.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20695211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5173802 + ... + 5173805.

It is an arithmetic number, because the mean of its divisors is an integer number (7760706).

Almost surely, 2^20695214 is an apocalyptic number.

20695214 is a deficient number, since it is larger than the sum of its proper divisors (10347610).

20695214 is a wasteful number, since it uses less digits than its factorization.

20695214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10347609.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 20695214 is about 4549.1992702013. The cubic root of 20695214 is about 274.5511753144.

The spelling of 20695214 in words is "twenty million, six hundred ninety-five thousand, two hundred fourteen".