409343622 has 8 divisors (see below), whose sum is σ = 818687256. Its totient is φ = 136447872.

The previous prime is 409343609. The next prime is 409343651. The reversal of 409343622 is 226343904.

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

409343622 is an admirable number.

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, 34111963 + ... + 34111974.

It is an arithmetic number, because the mean of its divisors is an integer number (102335907).

Almost surely, 2^409343622 is an apocalyptic number.

409343622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

409343622 is a wasteful number, since it uses less digits than its factorization.

409343622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68223942.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 409343622 is about 20232.2421397135. The cubic root of 409343622 is about 742.4992329573.

It can be divided in two parts, 409343 and 622, that added together give a triangular number (409965 = T₉₀₅).

The spelling of 409343622 in words is "four hundred nine million, three hundred forty-three thousand, six hundred twenty-two".