419820229 has 4 divisors (see below), whose sum is σ = 419937484. Its totient is φ = 419702976.

The previous prime is 419820169. The next prime is 419820263. The reversal of 419820229 is 922028914.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50027329 + 369792900 = 7073^2 + 19230^2 .

It is a cyclic number.

It is not a de Polignac number, because 419820229 - 2²¹ = 417723077 is a prime.

It is a super-2 number, since 2×419820229² = 352498049355224882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (419826229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53082 + ... + 60475.

It is an arithmetic number, because the mean of its divisors is an integer number (104984371).

Almost surely, 2^419820229 is an apocalyptic number.

It is an amenable number.

419820229 is a deficient number, since it is larger than the sum of its proper divisors (117255).

419820229 is a wasteful number, since it uses less digits than its factorization.

419820229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117254.

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 419820229 is about 20489.5150991916. The cubic root of 419820229 is about 748.7803756897.

The spelling of 419820229 in words is "four hundred nineteen million, eight hundred twenty thousand, two hundred twenty-nine".