602491140 has 144 divisors (see below), whose sum is σ = 1942012800. Its totient is φ = 150764544.

The previous prime is 602491133. The next prime is 602491163. The reversal of 602491140 is 41194206.

602491140 is a `hidden beast` number, since 602 + 4 + 9 + 11 + 40 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 385681 + ... + 387239.

It is an arithmetic number, because the mean of its divisors is an integer number (13486200).

Almost surely, 2^602491140 is an apocalyptic number.

602491140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 602491140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (971006400).

602491140 is an abundant number, since it is smaller than the sum of its proper divisors (1339521660).

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

602491140 is a wasteful number, since it uses less digits than its factorization.

602491140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1706 (or 1701 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 602491140 is about 24545.6949382168. The cubic root of 602491140 is about 844.5983362318.

The spelling of 602491140 in words is "six hundred two million, four hundred ninety-one thousand, one hundred forty".