2389709952 has 320 divisors, whose sum is σ = 8560411200. Its totient is φ = 646465536.

The previous prime is 2389709929. The next prime is 2389709983. The reversal of 2389709952 is 2599079832.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1378078 + ... + 1379810.

It is an arithmetic number, because the mean of its divisors is an integer number (26751285).

Almost surely, 2^2389709952 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2389709952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4280205600).

2389709952 is an abundant number, since it is smaller than the sum of its proper divisors (6170701248).

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

2389709952 is a wasteful number, since it uses less digits than its factorization.

2389709952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785 (or 1764 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 2389709952 is about 48884.6596796991. The cubic root of 2389709952 is about 1336.9496875080.

The spelling of 2389709952 in words is "two billion, three hundred eighty-nine million, seven hundred nine thousand, nine hundred fifty-two".