140995764 has 144 divisors (see below), whose sum is σ = 442903552. Its totient is φ = 36827136.

The previous prime is 140995763. The next prime is 140995769. The reversal of 140995764 is 467599041.

140995764 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140995763) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 632157 + ... + 632379.

Almost surely, 2^140995764 is an apocalyptic number.

140995764 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 140995764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221451776).

140995764 is an abundant number, since it is smaller than the sum of its proper divisors (301907788).

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

140995764 is a wasteful number, since it uses less digits than its factorization.

140995764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 140995764 is about 11874.1637179214. The cubic root of 140995764 is about 520.4775740766.

The spelling of 140995764 in words is "one hundred forty million, nine hundred ninety-five thousand, seven hundred sixty-four".