140424766 has 8 divisors (see below), whose sum is σ = 212808960. Its totient is φ = 69488448.

The previous prime is 140424751. The next prime is 140424769. The reversal of 140424766 is 667424041.

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

It is a super-2 number, since 2×140424766² = 39438229812309512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140424769) 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, 361726 + ... + 362113.

It is an arithmetic number, because the mean of its divisors is an integer number (26601120).

Almost surely, 2^140424766 is an apocalyptic number.

140424766 is a deficient number, since it is larger than the sum of its proper divisors (72384194).

140424766 is an equidigital number, since it uses as much as digits as its factorization.

140424766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723938.

The product of its (nonzero) digits is 32256, while the sum is 34.

The square root of 140424766 is about 11850.0956114286. The cubic root of 140424766 is about 519.7740216324.

The spelling of 140424766 in words is "one hundred forty million, four hundred twenty-four thousand, seven hundred sixty-six".