140052794 has 16 divisors (see below), whose sum is σ = 240368256. Its totient is φ = 59953200.

The previous prime is 140052791. The next prime is 140052799. The reversal of 140052794 is 497250041.

It is a happy number.

It is a super-2 number, since 2×140052794² = 39229570214412872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140052794.

It is not an unprimeable number, because it can be changed into a prime (140052791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7859 + ... + 18489.

It is an arithmetic number, because the mean of its divisors is an integer number (15023016).

Almost surely, 2^140052794 is an apocalyptic number.

140052794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140052794 is a deficient number, since it is larger than the sum of its proper divisors (100315462).

140052794 is a wasteful number, since it uses less digits than its factorization.

140052794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11581.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 140052794 is about 11834.3903096019. The cubic root of 140052794 is about 519.3146716333.

The spelling of 140052794 in words is "one hundred forty million, fifty-two thousand, seven hundred ninety-four".