2399397000 has 1024 divisors, whose sum is σ = 10868981760. Its totient is φ = 423936000.

The previous prime is 2399396999. The next prime is 2399397023. The reversal of 2399397000 is 7939932.

It is a super-3 number, since 3×2399397000³ (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 51050977 + ... + 51051023.

It is an arithmetic number, because the mean of its divisors is an integer number (10614240).

Almost surely, 2^2399397000 is an apocalyptic number.

2399397000 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 2399397000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5434490880).

2399397000 is an abundant number, since it is smaller than the sum of its proper divisors (8469584760).

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

2399397000 is a wasteful number, since it uses less digits than its factorization.

2399397000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 91854, while the sum is 42.

The square root of 2399397000 is about 48983.6401260666. The cubic root of 2399397000 is about 1338.7537607530.

The spelling of 2399397000 in words is "two billion, three hundred ninety-nine million, three hundred ninety-seven thousand".