65425534 has 4 divisors (see below), whose sum is σ = 98138304. Its totient is φ = 32712766.

The previous prime is 65425499. The next prime is 65425541. The reversal of 65425534 is 43552456.

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

It is a self number, because there is not a number n which added to its sum of digits gives 65425534.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16356382 + ... + 16356385.

It is an arithmetic number, because the mean of its divisors is an integer number (24534576).

Almost surely, 2^65425534 is an apocalyptic number.

65425534 is a deficient number, since it is larger than the sum of its proper divisors (32712770).

65425534 is a wasteful number, since it uses less digits than its factorization.

65425534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32712769.

The product of its digits is 72000, while the sum is 34.

The square root of 65425534 is about 8088.6051949641. The cubic root of 65425534 is about 402.9480811638.

The spelling of 65425534 in words is "sixty-five million, four hundred twenty-five thousand, five hundred thirty-four".