140156400 has 60 divisors (see below), whose sum is σ = 448971512. Its totient is φ = 37374720.

The previous prime is 140156339. The next prime is 140156417. The reversal of 140156400 is 4651041.

140156400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57199 + ... + 59598.

Almost surely, 2^140156400 is an apocalyptic number.

140156400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140156400 is an abundant number, since it is smaller than the sum of its proper divisors (308815112).

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

140156400 is a wasteful number, since it uses less digits than its factorization.

140156400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116818 (or 116807 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 140156400 is about 11838.7668276726. The cubic root of 140156400 is about 519.4426968166.

The spelling of 140156400 in words is "one hundred forty million, one hundred fifty-six thousand, four hundred".