2459405506 has 4 divisors (see below), whose sum is σ = 3689108262. Its totient is φ = 1229702752.

The previous prime is 2459405437. The next prime is 2459405513. The reversal of 2459405506 is 6055049542.

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

It can be written as a sum of positive squares in only one way, i.e., 1695380625 + 764024881 = 41175^2 + 27641^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 614851375 + ... + 614851378.

Almost surely, 2^2459405506 is an apocalyptic number.

2459405506 is a deficient number, since it is larger than the sum of its proper divisors (1229702756).

2459405506 is a wasteful number, since it uses less digits than its factorization.

2459405506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229702755.

The product of its (nonzero) digits is 216000, while the sum is 40.

The square root of 2459405506 is about 49592.3936304752. The cubic root of 2459405506 is about 1349.8226572714.

The spelling of 2459405506 in words is "two billion, four hundred fifty-nine million, four hundred five thousand, five hundred six".