409675142 has 8 divisors (see below), whose sum is σ = 615208176. Its totient is φ = 204605752.

The previous prime is 409675081. The next prime is 409675151. The reversal of 409675142 is 241576904.

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

It is a junction number, because it is equal to n+sod(n) for n = 409675096 and 409675105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113693 + ... + 117240.

It is an arithmetic number, because the mean of its divisors is an integer number (76901022).

Almost surely, 2^409675142 is an apocalyptic number.

409675142 is a deficient number, since it is larger than the sum of its proper divisors (205533034).

409675142 is a wasteful number, since it uses less digits than its factorization.

409675142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231822.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 409675142 is about 20240.4333451633. The cubic root of 409675142 is about 742.6996244382.

The spelling of 409675142 in words is "four hundred nine million, six hundred seventy-five thousand, one hundred forty-two".