64542614 has 8 divisors (see below), whose sum is σ = 97719048. Its totient is φ = 31969600.

The previous prime is 64542607. The next prime is 64542619. The reversal of 64542614 is 41624546.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64542619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150587 + ... + 151014.

It is an arithmetic number, because the mean of its divisors is an integer number (12214881).

Almost surely, 2^64542614 is an apocalyptic number.

64542614 is a deficient number, since it is larger than the sum of its proper divisors (33176434).

64542614 is a wasteful number, since it uses less digits than its factorization.

64542614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301710.

The product of its digits is 23040, while the sum is 32.

The square root of 64542614 is about 8033.8417958035. The cubic root of 64542614 is about 401.1272660273.

It can be divided in two parts, 64542 and 614, that added together give a palindrome (65156).

The spelling of 64542614 in words is "sixty-four million, five hundred forty-two thousand, six hundred fourteen".