419172290 has 8 divisors (see below), whose sum is σ = 754510140. Its totient is φ = 167668912.

The previous prime is 419172287. The next prime is 419172307. The reversal of 419172290 is 92271914.

It can be written as a sum of positive squares in 2 ways, for example, as 419143729 + 28561 = 20473^2 + 169^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 419172290.

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, 20958605 + ... + 20958624.

Almost surely, 2^419172290 is an apocalyptic number.

419172290 is a deficient number, since it is larger than the sum of its proper divisors (335337850).

419172290 is a wasteful number, since it uses less digits than its factorization.

419172290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41917236.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 419172290 is about 20473.6975165699. The cubic root of 419172290 is about 748.3949616602.

The spelling of 419172290 in words is "four hundred nineteen million, one hundred seventy-two thousand, two hundred ninety".