65252403 has 48 divisors (see below), whose sum is σ = 106030080. Its totient is φ = 38472192.

The previous prime is 65252399. The next prime is 65252413. The reversal of 65252403 is 30425256.

65252403 is a `hidden beast` number, since 6 + 5 + 252 + 403 = 666.

It is not a de Polignac number, because 65252403 - 2² = 65252399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65252413) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 184675 + ... + 185027.

It is an arithmetic number, because the mean of its divisors is an integer number (2208960).

Almost surely, 2^65252403 is an apocalyptic number.

65252403 is a deficient number, since it is larger than the sum of its proper divisors (40777677).

65252403 is a wasteful number, since it uses less digits than its factorization.

65252403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 445 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 65252403 is about 8077.8959512982. The cubic root of 65252403 is about 402.5923361066.

Adding to 65252403 its reverse (30425256), we get a palindrome (95677659).

The spelling of 65252403 in words is "sixty-five million, two hundred fifty-two thousand, four hundred three".