140252904 has 64 divisors (see below), whose sum is σ = 425016000. Its totient is φ = 42500160.

The previous prime is 140252899. The next prime is 140252911. The reversal of 140252904 is 409252041.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27139 + ... + 31890.

It is an arithmetic number, because the mean of its divisors is an integer number (6640875).

Almost surely, 2^140252904 is an apocalyptic number.

It is an amenable number.

140252904 is an abundant number, since it is smaller than the sum of its proper divisors (284763096).

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

140252904 is a wasteful number, since it uses less digits than its factorization.

140252904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59055 (or 59045 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140252904 is about 11842.8418886684. The cubic root of 140252904 is about 519.5618893691.

The spelling of 140252904 in words is "one hundred forty million, two hundred fifty-two thousand, nine hundred four".