2023402340 has 24 divisors (see below), whose sum is σ = 4472784960. Its totient is φ = 766762848.

The previous prime is 2023402327. The next prime is 2023402343. The reversal of 2023402340 is 432043202.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2023402343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2661992 + ... + 2662751.

It is an arithmetic number, because the mean of its divisors is an integer number (186366040).

Almost surely, 2^2023402340 is an apocalyptic number.

2023402340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2023402340 is an abundant number, since it is smaller than the sum of its proper divisors (2449382620).

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

2023402340 is a wasteful number, since it uses less digits than its factorization.

2023402340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5324771 (or 5324769 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2023402340 is about 44982.2447194446. The cubic root of 2023402340 is about 1264.8161897624.

Adding to 2023402340 its reverse (432043202), we get a palindrome (2455445542).

The spelling of 2023402340 in words is "two billion, twenty-three million, four hundred two thousand, three hundred forty".