409294079 has 8 divisors (see below), whose sum is σ = 416381088. Its totient is φ = 402219360.

The previous prime is 409294073. The next prime is 409294097. The reversal of 409294079 is 970492904.

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

It is not a de Polignac number, because 409294079 - 2¹² = 409289983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409294073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85949 + ... + 90585.

It is an arithmetic number, because the mean of its divisors is an integer number (52047636).

Almost surely, 2^409294079 is an apocalyptic number.

409294079 is a deficient number, since it is larger than the sum of its proper divisors (7087009).

409294079 is a wasteful number, since it uses less digits than its factorization.

409294079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6145.

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

The square root of 409294079 is about 20231.0177450370. The cubic root of 409294079 is about 742.4692767692.

The spelling of 409294079 in words is "four hundred nine million, two hundred ninety-four thousand, seventy-nine".