2438365860 has 288 divisors, whose sum is σ = 8758643712. Its totient is φ = 537477120.

The previous prime is 2438365843. The next prime is 2438365957. The reversal of 2438365860 is 685638342.

2438365860 = 3458² + 3459² + ... + 3650².

It is a happy number.

2438365860 is a `hidden beast` number, since 2 + 4 + 38 + 36 + 586 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8997525 + ... + 8997795.

Almost surely, 2^2438365860 is an apocalyptic number.

2438365860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2438365860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4379321856).

2438365860 is an abundant number, since it is smaller than the sum of its proper divisors (6320277852).

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

2438365860 is a wasteful number, since it uses less digits than its factorization.

2438365860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 2438365860 is about 49379.8122718181. The cubic root of 2438365860 is about 1345.9624882925.

The spelling of 2438365860 in words is "two billion, four hundred thirty-eight million, three hundred sixty-five thousand, eight hundred sixty".