140389594 has 8 divisors (see below), whose sum is σ = 221667840. Its totient is φ = 66500316.

The previous prime is 140389547. The next prime is 140389637. The reversal of 140389594 is 495983041.

It is a happy number.

140389594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×140389594³ (a number of 25 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140389594.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1847194 + ... + 1847269.

It is an arithmetic number, because the mean of its divisors is an integer number (27708480).

Almost surely, 2^140389594 is an apocalyptic number.

140389594 is a deficient number, since it is larger than the sum of its proper divisors (81278246).

140389594 is a wasteful number, since it uses less digits than its factorization.

140389594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694484.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 140389594 is about 11848.6114798317. The cubic root of 140389594 is about 519.7306223116.

It can be divided in two parts, 14038 and 9594, that added together give a palindrome (23632).

The spelling of 140389594 in words is "one hundred forty million, three hundred eighty-nine thousand, five hundred ninety-four".