140396 has 6 divisors (see below), whose sum is σ = 245700. Its totient is φ = 70196.

The previous prime is 140381. The next prime is 140401. The reversal of 140396 is 693041.

It is a super-2 number, since 2×140396² = 39422073632, which contains 22 as substring.

It is a plaindrome in base 16.

It is a nialpdrome in base 11.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 140396.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17546 + ... + 17553.

It is an arithmetic number, because the mean of its divisors is an integer number (40950).

2¹⁴⁰³⁹⁶ is an apocalyptic number.

It is an amenable number.

140396 is a deficient number, since it is larger than the sum of its proper divisors (105304).

140396 is a wasteful number, since it uses less digits than its factorization.

140396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35103 (or 35101 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 140396 is about 374.6945422608. The cubic root of 140396 is about 51.9738527322.

The spelling of 140396 in words is "one hundred forty thousand, three hundred ninety-six".