65434923 has 6 divisors (see below), whose sum is σ = 94517124. Its totient is φ = 43623276.

The previous prime is 65434903. The next prime is 65434927. The reversal of 65434923 is 32943456.

It is not a de Polignac number, because 65434923 - 2¹³ = 65426731 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (65434927) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3635265 + ... + 3635282.

It is an arithmetic number, because the mean of its divisors is an integer number (15752854).

Almost surely, 2^65434923 is an apocalyptic number.

65434923 is a deficient number, since it is larger than the sum of its proper divisors (29082201).

65434923 is a wasteful number, since it uses less digits than its factorization.

65434923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7270553 (or 7270550 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 65434923 is about 8089.1855585096. The cubic root of 65434923 is about 402.9673554866.

The spelling of 65434923 in words is "sixty-five million, four hundred thirty-four thousand, nine hundred twenty-three".