420046735 has 4 divisors (see below), whose sum is σ = 504056088. Its totient is φ = 336037384.

The previous prime is 420046729. The next prime is 420046751. The reversal of 420046735 is 537640024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 420046735 - 2⁵ = 420046703 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 420046697 and 420046706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42004669 + ... + 42004678.

It is an arithmetic number, because the mean of its divisors is an integer number (126014022).

Almost surely, 2^420046735 is an apocalyptic number.

420046735 is a deficient number, since it is larger than the sum of its proper divisors (84009353).

420046735 is an equidigital number, since it uses as much as digits as its factorization.

420046735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84009352.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 420046735 is about 20495.0417174496. The cubic root of 420046735 is about 748.9150148703.

Adding to 420046735 its reverse (537640024), we get a palindrome (957686759).

The spelling of 420046735 in words is "four hundred twenty million, forty-six thousand, seven hundred thirty-five".