140719968 has 36 divisors (see below), whose sum is σ = 400173228. Its totient is φ = 46906560.

The previous prime is 140719933. The next prime is 140719973. The reversal of 140719968 is 869917041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 244018 + ... + 244593.

It is an arithmetic number, because the mean of its divisors is an integer number (11115923).

Almost surely, 2^140719968 is an apocalyptic number.

140719968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

140719968 is an abundant number, since it is smaller than the sum of its proper divisors (259453260).

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

140719968 is a wasteful number, since it uses less digits than its factorization.

140719968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488627 (or 488616 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 140719968 is about 11862.5447522865. The cubic root of 140719968 is about 520.1379909919.

The spelling of 140719968 in words is "one hundred forty million, seven hundred nineteen thousand, nine hundred sixty-eight".