64060697 has 4 divisors (see below), whose sum is σ = 64077156. Its totient is φ = 64044240.

The previous prime is 64060691. The next prime is 64060741. The reversal of 64060697 is 79606046.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22316176 + 41744521 = 4724^2 + 6461^2 .

It is a cyclic number.

It is not a de Polignac number, because 64060697 - 2¹⁴ = 64044313 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 64060697.

It is not an unprimeable number, because it can be changed into a prime (64060691) 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, 1247 + ... + 11387.

It is an arithmetic number, because the mean of its divisors is an integer number (16019289).

Almost surely, 2^64060697 is an apocalyptic number.

It is an amenable number.

64060697 is a deficient number, since it is larger than the sum of its proper divisors (16459).

64060697 is a wasteful number, since it uses less digits than its factorization.

64060697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16458.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 64060697 is about 8003.7926634815. The cubic root of 64060697 is about 400.1264121291.

The spelling of 64060697 in words is "sixty-four million, sixty thousand, six hundred ninety-seven".