66492060 has 24 divisors (see below), whose sum is σ = 186177936. Its totient is φ = 17731200.

The previous prime is 66492029. The next prime is 66492067. The reversal of 66492060 is 6029466.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66492067) 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, 554041 + ... + 554160.

It is an arithmetic number, because the mean of its divisors is an integer number (7757414).

Almost surely, 2^66492060 is an apocalyptic number.

66492060 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66492060 is an abundant number, since it is smaller than the sum of its proper divisors (119685876).

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

66492060 is a wasteful number, since it uses less digits than its factorization.

66492060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108213 (or 1108211 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 66492060 is about 8154.2663679819. The cubic root of 66492060 is about 405.1258258638.

The spelling of 66492060 in words is "sixty-six million, four hundred ninety-two thousand, sixty".