65662245 has 96 divisors (see below), whose sum is σ = 136805760. Its totient is φ = 29963520.

The previous prime is 65662241. The next prime is 65662249. The reversal of 65662245 is 54226656.

It is an interprime number because it is at equal distance from previous prime (65662241) and next prime (65662249).

It is not a de Polignac number, because 65662245 - 2² = 65662241 is a prime.

Its product of digits (86400) is a multiple of the sum of its prime divisors (36).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65662241) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3862477 + ... + 3862493.

It is an arithmetic number, because the mean of its divisors is an integer number (1425060).

Almost surely, 2^65662245 is an apocalyptic number.

It is an amenable number.

65662245 is an abundant number, since it is smaller than the sum of its proper divisors (71143515).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65662245 is an equidigital number, since it uses as much as digits as its factorization.

65662245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82 (or 36 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 65662245 is about 8103.2243582416. The cubic root of 65662245 is about 403.4334545667.

The spelling of 65662245 in words is "sixty-five million, six hundred sixty-two thousand, two hundred forty-five".