140660604 has 96 divisors (see below), whose sum is σ = 423144960. Its totient is φ = 39574656.

The previous prime is 140660603. The next prime is 140660621. The reversal of 140660604 is 406066041.

140660604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140660603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49264 + ... + 52040.

It is an arithmetic number, because the mean of its divisors is an integer number (4407760).

Almost surely, 2^140660604 is an apocalyptic number.

140660604 is a gapful number since it is divisible by the number (14) 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 140660604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211572480).

140660604 is an abundant number, since it is smaller than the sum of its proper divisors (282484356).

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

140660604 is a wasteful number, since it uses less digits than its factorization.

140660604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864 (or 2856 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 140660604 is about 11860.0423270746. The cubic root of 140660604 is about 520.0648390549.

The spelling of 140660604 in words is "one hundred forty million, six hundred sixty thousand, six hundred four".