65238411 has 16 divisors (see below), whose sum is σ = 99525888. Its totient is φ = 37236000.

The previous prime is 65238409. The next prime is 65238431. The reversal of 65238411 is 11483256.

It is not a de Polignac number, because 65238411 - 2¹ = 65238409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65238431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29401 + ... + 31541.

It is an arithmetic number, because the mean of its divisors is an integer number (6220368).

Almost surely, 2^65238411 is an apocalyptic number.

65238411 is a deficient number, since it is larger than the sum of its proper divisors (34287477).

65238411 is a wasteful number, since it uses less digits than its factorization.

65238411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3602.

The product of its digits is 5760, while the sum is 30.

The square root of 65238411 is about 8077.0298377560. The cubic root of 65238411 is about 402.5635582410.

The spelling of 65238411 in words is "sixty-five million, two hundred thirty-eight thousand, four hundred eleven".