2420535506 has 4 divisors (see below), whose sum is σ = 3630803262. Its totient is φ = 1210267752.

The previous prime is 2420535499. The next prime is 2420535529. The reversal of 2420535506 is 6055350242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6055350242 = 2 ⋅3027675121.

It can be written as a sum of positive squares in only one way, i.e., 1794284881 + 626250625 = 42359^2 + 25025^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605133875 + ... + 605133878.

Almost surely, 2^2420535506 is an apocalyptic number.

2420535506 is a deficient number, since it is larger than the sum of its proper divisors (1210267756).

2420535506 is a wasteful number, since it uses less digits than its factorization.

2420535506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210267755.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 2420535506 is about 49198.9380576451. The cubic root of 2420535506 is about 1342.6737114761.

Adding to 2420535506 its reverse (6055350242), we get a palindrome (8475885748).

The spelling of 2420535506 in words is "two billion, four hundred twenty million, five hundred thirty-five thousand, five hundred six".