53129942 has 8 divisors (see below), whose sum is σ = 80322816. Its totient is φ = 26355672.

The previous prime is 53129933. The next prime is 53129953. The reversal of 53129942 is 24992135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104333 + ... + 104840.

It is an arithmetic number, because the mean of its divisors is an integer number (10040352).

Almost surely, 2^53129942 is an apocalyptic number.

53129942 is a deficient number, since it is larger than the sum of its proper divisors (27192874).

53129942 is a wasteful number, since it uses less digits than its factorization.

53129942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209302.

The product of its digits is 19440, while the sum is 35.

The square root of 53129942 is about 7289.0288790757. The cubic root of 53129942 is about 375.9353055662.

The spelling of 53129942 in words is "fifty-three million, one hundred twenty-nine thousand, nine hundred forty-two".