140347246 has 8 divisors (see below), whose sum is σ = 226714824. Its totient is φ = 64775640.

The previous prime is 140347241. The next prime is 140347247. The reversal of 140347246 is 642743041.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140347241) 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, 2698960 + ... + 2699011.

It is an arithmetic number, because the mean of its divisors is an integer number (28339353).

Almost surely, 2^140347246 is an apocalyptic number.

140347246 is a deficient number, since it is larger than the sum of its proper divisors (86367578).

140347246 is a wasteful number, since it uses less digits than its factorization.

140347246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5397986.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 140347246 is about 11846.8243002081. The cubic root of 140347246 is about 519.6783587851.

The spelling of 140347246 in words is "one hundred forty million, three hundred forty-seven thousand, two hundred forty-six".