65023156 has 24 divisors (see below), whose sum is σ = 126481824. Its totient is φ = 28997280.

The previous prime is 65023129. The next prime is 65023159. The reversal of 65023156 is 65132056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65023159) 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, 11610 + ... + 16273.

It is an arithmetic number, because the mean of its divisors is an integer number (5270076).

Almost surely, 2^65023156 is an apocalyptic number.

It is an amenable number.

65023156 is a deficient number, since it is larger than the sum of its proper divisors (61458668).

65023156 is a wasteful number, since it uses less digits than its factorization.

65023156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27951 (or 27949 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 65023156 is about 8063.6936945794. The cubic root of 65023156 is about 402.1203157932.

Subtracting 65023156 from its reverse (65132056), we obtain a square (108900 = 330²).

The spelling of 65023156 in words is "sixty-five million, twenty-three thousand, one hundred fifty-six".