140612302 has 8 divisors (see below), whose sum is σ = 211004856. Its totient is φ = 70277352.

The previous prime is 140612237. The next prime is 140612309. The reversal of 140612302 is 203216041.

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

It is a self number, because there is not a number n which added to its sum of digits gives 140612302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140612309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7668 + ... + 18439.

It is an arithmetic number, because the mean of its divisors is an integer number (26375607).

Almost surely, 2^140612302 is an apocalyptic number.

140612302 is a deficient number, since it is larger than the sum of its proper divisors (70392554).

140612302 is a wasteful number, since it uses less digits than its factorization.

140612302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28802.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 140612302 is about 11858.0058188550. The cubic root of 140612302 is about 520.0053032004.

Adding to 140612302 its reverse (203216041), we get a palindrome (343828343).

The spelling of 140612302 in words is "one hundred forty million, six hundred twelve thousand, three hundred two".