406259701 has 2 divisors, whose sum is σ = 406259702. Its totient is φ = 406259700.

The previous prime is 406259699. The next prime is 406259717. The reversal of 406259701 is 107952604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 402965476 + 3294225 = 20074^2 + 1815^2 .

It is a cyclic number.

It is not a de Polignac number, because 406259701 - 2¹ = 406259699 is a prime.

Together with 406259699, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (406259771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203129850 + 203129851.

It is an arithmetic number, because the mean of its divisors is an integer number (203129851).

Almost surely, 2^406259701 is an apocalyptic number.

It is an amenable number.

406259701 is a deficient number, since it is larger than the sum of its proper divisors (1).

406259701 is an equidigital number, since it uses as much as digits as its factorization.

406259701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 406259701 is about 20155.8850215018. The cubic root of 406259701 is about 740.6299122702.

The spelling of 406259701 in words is "four hundred six million, two hundred fifty-nine thousand, seven hundred one".