22420606 has 8 divisors (see below), whose sum is σ = 36217944. Its totient is φ = 10347960.

The previous prime is 22420591. The next prime is 22420609. The reversal of 22420606 is 60602422.

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 not an unprimeable number, because it can be changed into a prime (22420609) 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, 431140 + ... + 431191.

It is an arithmetic number, because the mean of its divisors is an integer number (4527243).

Almost surely, 2^22420606 is an apocalyptic number.

22420606 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22420606 is a deficient number, since it is larger than the sum of its proper divisors (13797338).

22420606 is a wasteful number, since it uses less digits than its factorization.

22420606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862346.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22420606 is about 4735.0402321416. The cubic root of 22420606 is about 281.9783612657.

The spelling of 22420606 in words is "twenty-two million, four hundred twenty thousand, six hundred six".