140173272 has 24 divisors (see below), whose sum is σ = 379636140. Its totient is φ = 46724400.

The previous prime is 140173259. The next prime is 140173277. The reversal of 140173272 is 272371041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140173277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 973354 + ... + 973497.

Almost surely, 2^140173272 is an apocalyptic number.

140173272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140173272 is an abundant number, since it is smaller than the sum of its proper divisors (239462868).

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

140173272 is a wasteful number, since it uses less digits than its factorization.

140173272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946863 (or 1946856 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 140173272 is about 11839.4793804457. The cubic root of 140173272 is about 519.4635394503.

The spelling of 140173272 in words is "one hundred forty million, one hundred seventy-three thousand, two hundred seventy-two".