64253342 has 4 divisors (see below), whose sum is σ = 96380016. Its totient is φ = 32126670.

The previous prime is 64253339. The next prime is 64253347. The reversal of 64253342 is 24335246.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64253347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16063334 + ... + 16063337.

It is an arithmetic number, because the mean of its divisors is an integer number (24095004).

Almost surely, 2^64253342 is an apocalyptic number.

64253342 is a deficient number, since it is larger than the sum of its proper divisors (32126674).

64253342 is a wasteful number, since it uses less digits than its factorization.

64253342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32126673.

The product of its digits is 17280, while the sum is 29.

The square root of 64253342 is about 8015.8182364622. The cubic root of 64253342 is about 400.5271009397.

Adding to 64253342 its reverse (24335246), we get a palindrome (88588588).

The spelling of 64253342 in words is "sixty-four million, two hundred fifty-three thousand, three hundred forty-two".