2338187240 has 32 divisors (see below), whose sum is σ = 5266999080. Its totient is φ = 934194432.

The previous prime is 2338187233. The next prime is 2338187261. The reversal of 2338187240 is 427818332.

It can be written as a sum of positive squares in 4 ways, for example, as 1497535204 + 840652036 = 38698^2 + 28994^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2338187194 and 2338187203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1754 + ... + 68406.

Almost surely, 2^2338187240 is an apocalyptic number.

2338187240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2338187240 is an abundant number, since it is smaller than the sum of its proper divisors (2928811840).

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

2338187240 is a wasteful number, since it uses less digits than its factorization.

2338187240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67541 (or 67537 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 2338187240 is about 48354.8057590970. The cubic root of 2338187240 is about 1327.2714785922.

The spelling of 2338187240 in words is "two billion, three hundred thirty-eight million, one hundred eighty-seven thousand, two hundred forty".