64530154 has 16 divisors (see below), whose sum is σ = 106460928. Its totient is φ = 29148912.

The previous prime is 64530149. The next prime is 64530161. The reversal of 64530154 is 45103546.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25182 + ... + 27625.

It is an arithmetic number, because the mean of its divisors is an integer number (6653808).

Almost surely, 2^64530154 is an apocalyptic number.

64530154 is a deficient number, since it is larger than the sum of its proper divisors (41930774).

64530154 is a wasteful number, since it uses less digits than its factorization.

64530154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52869.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 64530154 is about 8033.0662887841. The cubic root of 64530154 is about 401.1014517263.

The spelling of 64530154 in words is "sixty-four million, five hundred thirty thousand, one hundred fifty-four".