420044707 has 2 divisors, whose sum is σ = 420044708. Its totient is φ = 420044706.

The previous prime is 420044587. The next prime is 420044741. The reversal of 420044707 is 707440024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420044707 - 2¹¹ = 420042659 is a prime.

It is not a weakly prime, because it can be changed into another prime (420044767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210022353 + 210022354.

It is an arithmetic number, because the mean of its divisors is an integer number (210022354).

Almost surely, 2^420044707 is an apocalyptic number.

420044707 is a deficient number, since it is larger than the sum of its proper divisors (1).

420044707 is an equidigital number, since it uses as much as digits as its factorization.

420044707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6272, while the sum is 28.

The square root of 420044707 is about 20494.9922420088. The cubic root of 420044707 is about 748.9138096059.

The spelling of 420044707 in words is "four hundred twenty million, forty-four thousand, seven hundred seven".