65247422 has 8 divisors (see below), whose sum is σ = 98104872. Its totient is φ = 32545800.

The previous prime is 65247409. The next prime is 65247437. The reversal of 65247422 is 22474256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×65247422³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37904 + ... + 39587.

It is an arithmetic number, because the mean of its divisors is an integer number (12263109).

Almost surely, 2^65247422 is an apocalyptic number.

65247422 is a deficient number, since it is larger than the sum of its proper divisors (32857450).

65247422 is a wasteful number, since it uses less digits than its factorization.

65247422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77914.

The product of its digits is 26880, while the sum is 32.

The square root of 65247422 is about 8077.5876349316. The cubic root of 65247422 is about 402.5820919707.

The spelling of 65247422 in words is "sixty-five million, two hundred forty-seven thousand, four hundred twenty-two".