140634804 has 24 divisors (see below), whose sum is σ = 339464160. Its totient is φ = 45261664.

The previous prime is 140634803. The next prime is 140634821. The reversal of 140634804 is 408436041.

140634804 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140634804² = 39556296192236832, which contains 22 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140634803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201714 + ... + 202409.

It is an arithmetic number, because the mean of its divisors is an integer number (14144340).

Almost surely, 2^140634804 is an apocalyptic number.

It is an amenable number.

140634804 is an abundant number, since it is smaller than the sum of its proper divisors (198829356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140634804 is a wasteful number, since it uses less digits than its factorization.

140634804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404159 (or 404157 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 140634804 is about 11858.9545913626. The cubic root of 140634804 is about 520.0330403069.

The spelling of 140634804 in words is "one hundred forty million, six hundred thirty-four thousand, eight hundred four".