420234735 has 16 divisors (see below), whose sum is σ = 673767936. Its totient is φ = 223661088.

The previous prime is 420234691. The next prime is 420234751. The reversal of 420234735 is 537432024.

It is not a de Polignac number, because 420234735 - 2⁶ = 420234671 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21459 + ... + 36068.

It is an arithmetic number, because the mean of its divisors is an integer number (42110496).

Almost surely, 2^420234735 is an apocalyptic number.

420234735 is a deficient number, since it is larger than the sum of its proper divisors (253533201).

420234735 is a wasteful number, since it uses less digits than its factorization.

420234735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58022.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 420234735 is about 20499.6276795458. The cubic root of 420234735 is about 749.0267286479.

Adding to 420234735 its reverse (537432024), we get a palindrome (957666759).

The spelling of 420234735 in words is "four hundred twenty million, two hundred thirty-four thousand, seven hundred thirty-five".