64134554 has 16 divisors (see below), whose sum is σ = 105113376. Its totient is φ = 29106000.

The previous prime is 64134541. The next prime is 64134559. The reversal of 64134554 is 45543146.

It is a super-2 number, since 2×64134554² = 8226482033557832, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 64134554.

It is not an unprimeable number, because it can be changed into a prime (64134559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14729 + ... + 18579.

It is an arithmetic number, because the mean of its divisors is an integer number (6569586).

Almost surely, 2^64134554 is an apocalyptic number.

64134554 is a deficient number, since it is larger than the sum of its proper divisors (40978822).

64134554 is a wasteful number, since it uses less digits than its factorization.

64134554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4621.

The product of its digits is 28800, while the sum is 32.

The square root of 64134554 is about 8008.4052095283. The cubic root of 64134554 is about 400.2801246130.

The spelling of 64134554 in words is "sixty-four million, one hundred thirty-four thousand, five hundred fifty-four".