2720450426 has 8 divisors (see below), whose sum is σ = 4081398624. Its totient is φ = 1359984220.

The previous prime is 2720450389. The next prime is 2720450429. The reversal of 2720450426 is 6240540272.

2720450426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2720450392 and 2720450401.

It is not an unprimeable number, because it can be changed into a prime (2720450429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106040 + ... + 129171.

It is an arithmetic number, because the mean of its divisors is an integer number (510174828).

Almost surely, 2^2720450426 is an apocalyptic number.

2720450426 is a deficient number, since it is larger than the sum of its proper divisors (1360948198).

2720450426 is a wasteful number, since it uses less digits than its factorization.

2720450426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240996.

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 2720450426 is about 52157.9373250132. The cubic root of 2720450426 is about 1395.9834581363.

Adding to 2720450426 its reverse (6240540272), we get a palindrome (8960990698).

The spelling of 2720450426 in words is "two billion, seven hundred twenty million, four hundred fifty thousand, four hundred twenty-six".