140553244 has 36 divisors (see below), whose sum is σ = 271438776. Its totient is φ = 63630528.

The previous prime is 140553187. The next prime is 140553247. The reversal of 140553244 is 442355041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140553247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33867 + ... + 37789.

It is an arithmetic number, because the mean of its divisors is an integer number (7539966).

Almost surely, 2^140553244 is an apocalyptic number.

It is an amenable number.

140553244 is a deficient number, since it is larger than the sum of its proper divisors (130885532).

140553244 is a wasteful number, since it uses less digits than its factorization.

140553244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006 (or 3991 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 140553244 is about 11855.5153409711. The cubic root of 140553244 is about 519.9324912361.

The spelling of 140553244 in words is "one hundred forty million, five hundred fifty-three thousand, two hundred forty-four".