429090617 has 2 divisors, whose sum is σ = 429090618. Its totient is φ = 429090616.

The previous prime is 429090587. The next prime is 429090671. The reversal of 429090617 is 716090924.

Together with next prime (429090671) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338155321 + 90935296 = 18389^2 + 9536^2 .

It is a cyclic number.

It is not a de Polignac number, because 429090617 - 2¹⁰ = 429089593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (429090677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 214545308 + 214545309.

It is an arithmetic number, because the mean of its divisors is an integer number (214545309).

Almost surely, 2^429090617 is an apocalyptic number.

It is an amenable number.

429090617 is a deficient number, since it is larger than the sum of its proper divisors (1).

429090617 is an equidigital number, since it uses as much as digits as its factorization.

429090617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 429090617 is about 20714.5025766973. The cubic root of 429090617 is about 754.2517722149.

The spelling of 429090617 in words is "four hundred twenty-nine million, ninety thousand, six hundred seventeen".