53956542 has 32 divisors (see below), whose sum is σ = 114491520. Its totient is φ = 16904160.

The previous prime is 53956537. The next prime is 53956543. The reversal of 53956542 is 24565935.

It is a super-2 number, since 2×53956542² = 5822616849195528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53956542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53956543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13128 + ... + 16740.

It is an arithmetic number, because the mean of its divisors is an integer number (3577860).

Almost surely, 2^53956542 is an apocalyptic number.

53956542 is an abundant number, since it is smaller than the sum of its proper divisors (60534978).

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

53956542 is a wasteful number, since it uses less digits than its factorization.

53956542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768.

The product of its digits is 162000, while the sum is 39.

The square root of 53956542 is about 7345.5116908218. The cubic root of 53956542 is about 377.8748921097.

The spelling of 53956542 in words is "fifty-three million, nine hundred fifty-six thousand, five hundred forty-two".