406219796 has 24 divisors (see below), whose sum is σ = 732768960. Its totient is φ = 196926912.

The previous prime is 406219789. The next prime is 406219799. The reversal of 406219796 is 697912604.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406219799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14945 + ... + 32183.

It is an arithmetic number, because the mean of its divisors is an integer number (30532040).

Almost surely, 2^406219796 is an apocalyptic number.

It is an amenable number.

406219796 is a deficient number, since it is larger than the sum of its proper divisors (326549164).

406219796 is a wasteful number, since it uses less digits than its factorization.

406219796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17423 (or 17421 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 406219796 is about 20154.8950877944. The cubic root of 406219796 is about 740.6056619328.

The spelling of 406219796 in words is "four hundred six million, two hundred nineteen thousand, seven hundred ninety-six".