65250506 has 4 divisors (see below), whose sum is σ = 97875762. Its totient is φ = 32625252.

The previous prime is 65250481. The next prime is 65250511. The reversal of 65250506 is 60505256.

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

It can be written as a sum of positive squares in only one way, i.e., 41152225 + 24098281 = 6415^2 + 4909^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16312625 + ... + 16312628.

Almost surely, 2^65250506 is an apocalyptic number.

65250506 is a deficient number, since it is larger than the sum of its proper divisors (32625256).

65250506 is a wasteful number, since it uses less digits than its factorization.

65250506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32625255.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 65250506 is about 8077.7785312547. The cubic root of 65250506 is about 402.5884347174.

It can be divided in two parts, 65250 and 506, that added together give a palindrome (65756).

The spelling of 65250506 in words is "sixty-five million, two hundred fifty thousand, five hundred six".