64584342 has 12 divisors (see below), whose sum is σ = 139932780. Its totient is φ = 21528108.

The previous prime is 64584337. The next prime is 64584367. The reversal of 64584342 is 24348546.

64584342 is a `hidden beast` number, since 645 + 8 + 4 + 3 + 4 + 2 = 666.

It is a super-2 number, since 2×64584342² = 8342274463145928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 64584297 and 64584306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1793992 + ... + 1794027.

It is an arithmetic number, because the mean of its divisors is an integer number (11661065).

Almost surely, 2^64584342 is an apocalyptic number.

64584342 is an abundant number, since it is smaller than the sum of its proper divisors (75348438).

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

64584342 is a wasteful number, since it uses less digits than its factorization.

64584342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3588027 (or 3588024 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 64584342 is about 8036.4383902323. The cubic root of 64584342 is about 401.2136928164.

The spelling of 64584342 in words is "sixty-four million, five hundred eighty-four thousand, three hundred forty-two".