65056142 has 4 divisors (see below), whose sum is σ = 97584216. Its totient is φ = 32528070.

The previous prime is 65056141. The next prime is 65056169. The reversal of 65056142 is 24165056.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×65056142² = 8464603223848328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65056141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16264034 + ... + 16264037.

It is an arithmetic number, because the mean of its divisors is an integer number (24396054).

Almost surely, 2^65056142 is an apocalyptic number.

65056142 is a deficient number, since it is larger than the sum of its proper divisors (32528074).

65056142 is a wasteful number, since it uses less digits than its factorization.

65056142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32528073.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 65056142 is about 8065.7387758345. The cubic root of 65056142 is about 402.1883023342.

The spelling of 65056142 in words is "sixty-five million, fifty-six thousand, one hundred forty-two".