1764729066 has 16 divisors (see below), whose sum is σ = 3532954464. Its totient is φ = 587660304.

The previous prime is 1764729061. The next prime is 1764729067. The reversal of 1764729066 is 6609274671.

It is a super-2 number, since 2×1764729066² = 6228537352770464712, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1764729061) 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, 139096 + ... + 151251.

It is an arithmetic number, because the mean of its divisors is an integer number (220809654).

Almost surely, 2^1764729066 is an apocalyptic number.

1764729066 is an abundant number, since it is smaller than the sum of its proper divisors (1768225398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1764729066 is a wasteful number, since it uses less digits than its factorization.

1764729066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291365.

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 1764729066 is about 42008.6784605277. The cubic root of 1764729066 is about 1208.4425619383.

The spelling of 1764729066 in words is "one billion, seven hundred sixty-four million, seven hundred twenty-nine thousand, sixty-six".