65613422 has 64 divisors (see below), whose sum is σ = 125030400. Its totient is φ = 25194240.

The previous prime is 65613413. The next prime is 65613433. The reversal of 65613422 is 22431656.

It is a super-2 number, since 2×65613422² = 8610242293100168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 601904 + ... + 602012.

It is an arithmetic number, because the mean of its divisors is an integer number (1953600).

Almost surely, 2^65613422 is an apocalyptic number.

65613422 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

65613422 is a deficient number, since it is larger than the sum of its proper divisors (59416978).

65613422 is a wasteful number, since it uses less digits than its factorization.

65613422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241.

The product of its digits is 8640, while the sum is 29.

The square root of 65613422 is about 8100.2112318136. The cubic root of 65613422 is about 403.3334391245. Note that the first 3 decimals are identical.

The spelling of 65613422 in words is "sixty-five million, six hundred thirteen thousand, four hundred twenty-two".