50451072 has 96 divisors (see below), whose sum is σ = 154281120. Its totient is φ = 14309376.

The previous prime is 50451047. The next prime is 50451073. The reversal of 50451072 is 27015405.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is not an unprimeable number, because it can be changed into a prime (50451073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368188 + ... + 368324.

It is an arithmetic number, because the mean of its divisors is an integer number (1607095).

Almost surely, 2^50451072 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 50451072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77140560).

50451072 is an abundant number, since it is smaller than the sum of its proper divisors (103830048).

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

50451072 is an equidigital number, since it uses as much as digits as its factorization.

50451072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 50451072 is about 7102.8918054550. The cubic root of 50451072 is about 369.5076773210.

Adding to 50451072 its reverse (27015405), we get a palindrome (77466477).

The spelling of 50451072 in words is "fifty million, four hundred fifty-one thousand, seventy-two".