609578419 has 2 divisors, whose sum is σ = 609578420. Its totient is φ = 609578418.

The previous prime is 609578399. The next prime is 609578443. The reversal of 609578419 is 914875906.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 609578419 - 2¹¹ = 609576371 is a prime.

It is a super-2 number, since 2×609578419² = 743171697821079122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (609578819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304789209 + 304789210.

It is an arithmetic number, because the mean of its divisors is an integer number (304789210).

Almost surely, 2^609578419 is an apocalyptic number.

609578419 is a deficient number, since it is larger than the sum of its proper divisors (1).

609578419 is an equidigital number, since it uses as much as digits as its factorization.

609578419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 609578419 is about 24689.6419374603. The cubic root of 609578419 is about 847.8971869204.

The spelling of 609578419 in words is "six hundred nine million, five hundred seventy-eight thousand, four hundred nineteen".