51524064 has 36 divisors (see below), whose sum is σ = 146522376. Its totient is φ = 17174592.

The previous prime is 51524063. The next prime is 51524107. The reversal of 51524064 is 46042515.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51524063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 89164 + ... + 89739.

It is an arithmetic number, because the mean of its divisors is an integer number (4070066).

Almost surely, 2^51524064 is an apocalyptic number.

It is an amenable number.

51524064 is an abundant number, since it is smaller than the sum of its proper divisors (94998312).

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

51524064 is a wasteful number, since it uses less digits than its factorization.

51524064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178919 (or 178908 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 51524064 is about 7178.0264697199. The cubic root of 51524064 is about 372.1088824529.

Adding to 51524064 its reverse (46042515), we get a palindrome (97566579).

It can be divided in two parts, 5152 and 4064, that added together give a square (9216 = 96²).

The spelling of 51524064 in words is "fifty-one million, five hundred twenty-four thousand, sixty-four".