52424416 has 24 divisors (see below), whose sum is σ = 112594104. Its totient is φ = 23829120.

The previous prime is 52424389. The next prime is 52424419. The reversal of 52424416 is 61442425.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52424419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74115 + ... + 74818.

It is an arithmetic number, because the mean of its divisors is an integer number (4691421).

Almost surely, 2^52424416 is an apocalyptic number.

It is an amenable number.

52424416 is an abundant number, since it is smaller than the sum of its proper divisors (60169688).

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

52424416 is a wasteful number, since it uses less digits than its factorization.

52424416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148954 (or 148946 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 52424416 is about 7240.4707029309. The cubic root of 52424416 is about 374.2638381580.

Subtracting 52424416 from its reverse (61442425), we obtain a square (9018009 = 3003²).

The spelling of 52424416 in words is "fifty-two million, four hundred twenty-four thousand, four hundred sixteen".