140421334 has 8 divisors (see below), whose sum is σ = 210684240. Its totient is φ = 70193256.

The previous prime is 140421317. The next prime is 140421341. The reversal of 140421334 is 433124041.

140421334 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 congruent number.

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, 7152 + ... + 18220.

It is an arithmetic number, because the mean of its divisors is an integer number (26335530).

Almost surely, 2^140421334 is an apocalyptic number.

140421334 is a deficient number, since it is larger than the sum of its proper divisors (70262906).

140421334 is a wasteful number, since it uses less digits than its factorization.

140421334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17414.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 140421334 is about 11849.9508015856. The cubic root of 140421334 is about 519.7697871491.

Adding to 140421334 its reverse (433124041), we get a palindrome (573545375).

It can be divided in two parts, 14042 and 1334, that added together give a square (15376 = 124²).

The spelling of 140421334 in words is "one hundred forty million, four hundred twenty-one thousand, three hundred thirty-four".