140606898 has 16 divisors (see below), whose sum is σ = 297756000. Its totient is φ = 44111936.

The previous prime is 140606867. The next prime is 140606899. The reversal of 140606898 is 898606041.

140606898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (140606899) 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, 689148 + ... + 689351.

It is an arithmetic number, because the mean of its divisors is an integer number (18609750).

Almost surely, 2^140606898 is an apocalyptic number.

140606898 is an abundant number, since it is smaller than the sum of its proper divisors (157149102).

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

140606898 is a wasteful number, since it uses less digits than its factorization.

140606898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378521.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 140606898 is about 11857.7779537315. Note that the first 3 decimals coincide. The cubic root of 140606898 is about 519.9986415152.

The spelling of 140606898 in words is "one hundred forty million, six hundred six thousand, eight hundred ninety-eight".