64651042 has 8 divisors (see below), whose sum is σ = 97113600. Its totient is φ = 32279844.

The previous prime is 64651007. The next prime is 64651057. The reversal of 64651042 is 24015646.

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

It is a self number, because there is not a number n which added to its sum of digits gives 64651042.

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, 21042 + ... + 23917.

It is an arithmetic number, because the mean of its divisors is an integer number (12139200).

Almost surely, 2^64651042 is an apocalyptic number.

64651042 is a deficient number, since it is larger than the sum of its proper divisors (32462558).

64651042 is a wasteful number, since it uses less digits than its factorization.

64651042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45680.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 64651042 is about 8040.5871676141. The cubic root of 64651042 is about 401.3517641880.

Adding to 64651042 its reverse (24015646), we get a palindrome (88666688).

The spelling of 64651042 in words is "sixty-four million, six hundred fifty-one thousand, forty-two".