65242425 has 12 divisors (see below), whose sum is σ = 107867600. Its totient is φ = 34795920.

The previous prime is 65242423. The next prime is 65242427. The reversal of 65242425 is 52424256.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (65242423) and next prime (65242427).

It is not a de Polignac number, because 65242425 - 2¹ = 65242423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65242392 and 65242401.

It is not an unprimeable number, because it can be changed into a prime (65242423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 434875 + ... + 435024.

Almost surely, 2^65242425 is an apocalyptic number.

It is an amenable number.

65242425 is a deficient number, since it is larger than the sum of its proper divisors (42625175).

65242425 is a wasteful number, since it uses less digits than its factorization.

65242425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869912 (or 869907 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 65242425 is about 8077.2783163637. The cubic root of 65242425 is about 402.5718144046.

The spelling of 65242425 in words is "sixty-five million, two hundred forty-two thousand, four hundred twenty-five".