50951040 has 256 divisors, whose sum is σ = 197406720. Its totient is φ = 10911744.

The previous prime is 50950943. The next prime is 50951041. The reversal of 50951040 is 4015905.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 50951040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50951041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228369 + ... + 228591.

It is an arithmetic number, because the mean of its divisors is an integer number (771120).

Almost surely, 2^50951040 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 50951040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98703360).

50951040 is an abundant number, since it is smaller than the sum of its proper divisors (146455680).

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

50951040 is a wasteful number, since it uses less digits than its factorization.

50951040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 50951040 is about 7137.9997198095. Note that the first 3 decimals coincide. The cubic root of 50951040 is about 370.7242691794.

Adding to 50951040 its reverse (4015905), we get a palindrome (54966945).

The spelling of 50951040 in words is "fifty million, nine hundred fifty-one thousand, forty".