53774520 has 32 divisors (see below), whose sum is σ = 161323920. Its totient is φ = 14339840.

The previous prime is 53774509. The next prime is 53774527. The reversal of 53774520 is 2547735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53774527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223941 + ... + 224180.

Almost surely, 2^53774520 is an apocalyptic number.

It is an amenable number.

53774520 is an abundant number, since it is smaller than the sum of its proper divisors (107549400).

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

53774520 is a wasteful number, since it uses less digits than its factorization.

53774520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448135 (or 448131 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 33.

The square root of 53774520 is about 7333.1112087572. Note that the first 3 decimals coincide. The cubic root of 53774520 is about 377.4494939960.

It can be divided in two parts, 537 and 74520, that added together give a palindrome (75057).

The spelling of 53774520 in words is "fifty-three million, seven hundred seventy-four thousand, five hundred twenty".