64342004 has 6 divisors (see below), whose sum is σ = 112598514. Its totient is φ = 32171000.

The previous prime is 64341983. The next prime is 64342009. The reversal of 64342004 is 40024346.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 58828900 + 5513104 = 7670^2 + 2348^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64342009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8042747 + ... + 8042754.

It is an arithmetic number, because the mean of its divisors is an integer number (18766419).

Almost surely, 2^64342004 is an apocalyptic number.

It is an amenable number.

64342004 is a deficient number, since it is larger than the sum of its proper divisors (48256510).

64342004 is a wasteful number, since it uses less digits than its factorization.

64342004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16085505 (or 16085503 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 64342004 is about 8021.3467697139. The cubic root of 64342004 is about 400.7112429175.

The spelling of 64342004 in words is "sixty-four million, three hundred forty-two thousand, four".