140369894 has 16 divisors (see below), whose sum is σ = 241332000. Its totient is φ = 59984064.

The previous prime is 140369881. The next prime is 140369899. The reversal of 140369894 is 498963041.

140369894 is digitally balanced in base 3, because in such base 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 (140369899) 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, 9479 + ... + 19250.

It is an arithmetic number, because the mean of its divisors is an integer number (15083250).

Almost surely, 2^140369894 is an apocalyptic number.

140369894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140369894 is a deficient number, since it is larger than the sum of its proper divisors (100962106).

140369894 is a wasteful number, since it uses less digits than its factorization.

140369894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29087.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 140369894 is about 11847.7801296277. The cubic root of 140369894 is about 519.7063109841.

The spelling of 140369894 in words is "one hundred forty million, three hundred sixty-nine thousand, eight hundred ninety-four".