140630804 has 6 divisors (see below), whose sum is σ = 246103914. Its totient is φ = 70315400.

The previous prime is 140630797. The next prime is 140630827. The reversal of 140630804 is 408036041.

140630804 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 99002500 + 41628304 = 9950^2 + 6452^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17578847 + ... + 17578854.

It is an arithmetic number, because the mean of its divisors is an integer number (41017319).

Almost surely, 2^140630804 is an apocalyptic number.

It is an amenable number.

140630804 is a deficient number, since it is larger than the sum of its proper divisors (105473110).

140630804 is a wasteful number, since it uses less digits than its factorization.

140630804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35157705 (or 35157703 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 140630804 is about 11858.7859412336. The cubic root of 140630804 is about 520.0281099203.

Adding to 140630804 its reverse (408036041), we get a palindrome (548666845).

The spelling of 140630804 in words is "one hundred forty million, six hundred thirty thousand, eight hundred four".