50340420 has 192 divisors, whose sum is σ = 172730880. Its totient is φ = 12096000.

The previous prime is 50340419. The next prime is 50340421. The reversal of 50340420 is 2404305.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (50340419) and next prime (50340421).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 50340393 and 50340402.

It is not an unprimeable number, because it can be changed into a prime (50340421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 498370 + ... + 498470.

It is an arithmetic number, because the mean of its divisors is an integer number (899640).

Almost surely, 2^50340420 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 50340420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86365440).

50340420 is an abundant number, since it is smaller than the sum of its proper divisors (122390460).

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

50340420 is a wasteful number, since it uses less digits than its factorization.

50340420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203 (or 195 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 50340420 is about 7095.0983079870. The cubic root of 50340420 is about 369.2373382245.

Adding to 50340420 its reverse (2404305), we get a palindrome (52744725).

The spelling of 50340420 in words is "fifty million, three hundred forty thousand, four hundred twenty".