20722414 has 8 divisors (see below), whose sum is σ = 32155560. Its totient is φ = 10003896.

The previous prime is 20722409. The next prime is 20722421. The reversal of 20722414 is 41422702.

It is a happy number.

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

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, 178584 + ... + 178699.

It is an arithmetic number, because the mean of its divisors is an integer number (4019445).

Almost surely, 2^20722414 is an apocalyptic number.

20722414 is a deficient number, since it is larger than the sum of its proper divisors (11433146).

20722414 is a wasteful number, since it uses less digits than its factorization.

20722414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357314.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 20722414 is about 4552.1878256504. The cubic root of 20722414 is about 274.6714047658.

The spelling of 20722414 in words is "twenty million, seven hundred twenty-two thousand, four hundred fourteen".