2338022640 has 80 divisors (see below), whose sum is σ = 7366733856. Its totient is φ = 613248000.

The previous prime is 2338022633. The next prime is 2338022669. The reversal of 2338022640 is 462208332.

2338022640 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2338022598 and 2338022607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65211 + ... + 94490.

Almost surely, 2^2338022640 is an apocalyptic number.

2338022640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2338022640 is an abundant number, since it is smaller than the sum of its proper divisors (5028711216).

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

2338022640 is a wasteful number, since it uses less digits than its factorization.

2338022640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159778 (or 159772 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 2338022640 is about 48353.1037266482. The cubic root of 2338022640 is about 1327.2403328100.

The spelling of 2338022640 in words is "two billion, three hundred thirty-eight million, twenty-two thousand, six hundred forty".