140421302 has 16 divisors (see below), whose sum is σ = 251188992. Its totient is φ = 57563880.

The previous prime is 140421293. The next prime is 140421311. The reversal of 140421302 is 203124041.

140421302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140421293) and next prime (140421311).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217724 + ... + 218367.

It is an arithmetic number, because the mean of its divisors is an integer number (15699312).

Almost surely, 2^140421302 is an apocalyptic number.

140421302 is a deficient number, since it is larger than the sum of its proper divisors (110767690).

140421302 is a wasteful number, since it uses less digits than its factorization.

140421302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436123.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 140421302 is about 11849.9494513690. The cubic root of 140421302 is about 519.7697476665.

Adding to 140421302 its reverse (203124041), we get a palindrome (343545343).

The spelling of 140421302 in words is "one hundred forty million, four hundred twenty-one thousand, three hundred two".