53150552 has 32 divisors (see below), whose sum is σ = 122656800. Its totient is φ = 21026304.

The previous prime is 53150549. The next prime is 53150579. The reversal of 53150552 is 25505135.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

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, 35777 + ... + 37232.

It is an arithmetic number, because the mean of its divisors is an integer number (3833025).

Almost surely, 2^53150552 is an apocalyptic number.

53150552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

53150552 is an abundant number, since it is smaller than the sum of its proper divisors (69506248).

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

53150552 is a wasteful number, since it uses less digits than its factorization.

53150552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73035 (or 73031 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 53150552 is about 7290.4425105751. The cubic root of 53150552 is about 375.9839098290.

Adding to 53150552 its reverse (25505135), we get a palindrome (78655687).

The spelling of 53150552 in words is "fifty-three million, one hundred fifty thousand, five hundred fifty-two".