2426406440 has 32 divisors (see below), whose sum is σ = 5480196480. Its totient is φ = 966868032.

The previous prime is 2426406439. The next prime is 2426406473. The reversal of 2426406440 is 446046242.

It is a junction number, because it is equal to n+sod(n) for n = 2426406397 and 2426406406.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104804 + ... + 125843.

It is an arithmetic number, because the mean of its divisors is an integer number (171256140).

Almost surely, 2^2426406440 is an apocalyptic number.

2426406440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2426406440 is an abundant number, since it is smaller than the sum of its proper divisors (3053790040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2426406440 is a wasteful number, since it uses less digits than its factorization.

2426406440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230921 (or 230917 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

The square root of 2426406440 is about 49258.5671736400. The cubic root of 2426406440 is about 1343.7583728629.

The spelling of 2426406440 in words is "two billion, four hundred twenty-six million, four hundred six thousand, four hundred forty".