53042542 has 16 divisors (see below), whose sum is σ = 91078272. Its totient is φ = 22695480.

The previous prime is 53042527. The next prime is 53042543. The reversal of 53042542 is 24524035.

It is a super-2 number, since 2×53042542² = 5627022523643528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53042543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6933 + ... + 12415.

It is an arithmetic number, because the mean of its divisors is an integer number (5692392).

Almost surely, 2^53042542 is an apocalyptic number.

53042542 is a deficient number, since it is larger than the sum of its proper divisors (38035730).

53042542 is a wasteful number, since it uses less digits than its factorization.

53042542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6183.

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 53042542 is about 7283.0310997551. The cubic root of 53042542 is about 375.7290516307.

Adding to 53042542 its reverse (24524035), we get a palindrome (77566577).

The spelling of 53042542 in words is "fifty-three million, forty-two thousand, five hundred forty-two".