421414201 has 8 divisors (see below), whose sum is σ = 466096904. Its totient is φ = 378483840.

The previous prime is 421414163. The next prime is 421414229. The reversal of 421414201 is 102414124.

It can be written as a sum of positive squares in 4 ways, for example, as 222039801 + 199374400 = 14901^2 + 14120^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 421414201 - 2¹³ = 421406009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421414261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437580 + ... + 438541.

It is an arithmetic number, because the mean of its divisors is an integer number (58262113).

Almost surely, 2^421414201 is an apocalyptic number.

It is an amenable number.

421414201 is a deficient number, since it is larger than the sum of its proper divisors (44682703).

421414201 is a wasteful number, since it uses less digits than its factorization.

421414201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876171.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 421414201 is about 20528.3755080620. The cubic root of 421414201 is about 749.7268344454.

Adding to 421414201 its reverse (102414124), we get a palindrome (523828325).

The spelling of 421414201 in words is "four hundred twenty-one million, four hundred fourteen thousand, two hundred one".