406020622 has 32 divisors (see below), whose sum is σ = 754971840. Its totient is φ = 159774720.

The previous prime is 406020607. The next prime is 406020623. The reversal of 406020622 is 226020604.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 406020593 and 406020602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406020623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11047 + ... + 30562.

It is an arithmetic number, because the mean of its divisors is an integer number (23592870).

Almost surely, 2^406020622 is an apocalyptic number.

406020622 is a deficient number, since it is larger than the sum of its proper divisors (348951218).

406020622 is a wasteful number, since it uses less digits than its factorization.

406020622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41676.

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

The square root of 406020622 is about 20149.9533994498. The cubic root of 406020622 is about 740.4845997980.

The spelling of 406020622 in words is "four hundred six million, twenty thousand, six hundred twenty-two".