2406266251 has 4 divisors (see below), whose sum is σ = 2471300512. Its totient is φ = 2341231992.

The previous prime is 2406266249. The next prime is 2406266287. The reversal of 2406266251 is 1526626042.

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 2406266251 - 2¹ = 2406266249 is a prime.

It is a super-3 number, since 3×2406266251³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2406266201) 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, 32517075 + ... + 32517148.

It is an arithmetic number, because the mean of its divisors is an integer number (617825128).

Almost surely, 2^2406266251 is an apocalyptic number.

2406266251 is a deficient number, since it is larger than the sum of its proper divisors (65034261).

2406266251 is an equidigital number, since it uses as much as digits as its factorization.

2406266251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65034260.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 2406266251 is about 49053.7078211219. The cubic root of 2406266251 is about 1340.0301194314.

The spelling of 2406266251 in words is "two billion, four hundred six million, two hundred sixty-six thousand, two hundred fifty-one".