52400542 has 16 divisors (see below), whose sum is σ = 81547200. Its totient is φ = 25234560.

The previous prime is 52400527. The next prime is 52400567. The reversal of 52400542 is 24500425.

52400542 is a modest number, since divided by 542 gives 524 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2434 + ... + 10522.

It is an arithmetic number, because the mean of its divisors is an integer number (5096700).

Almost surely, 2^52400542 is an apocalyptic number.

52400542 is a deficient number, since it is larger than the sum of its proper divisors (29146658).

52400542 is a wasteful number, since it uses less digits than its factorization.

52400542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8211.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 52400542 is about 7238.8218654695. The cubic root of 52400542 is about 374.2070164691.

Adding to 52400542 its reverse (24500425), we get a palindrome (76900967).

The spelling of 52400542 in words is "fifty-two million, four hundred thousand, five hundred forty-two".