140748424 has 16 divisors (see below), whose sum is σ = 264082320. Its totient is φ = 70326480.

The previous prime is 140748403. The next prime is 140748493. The reversal of 140748424 is 424847041.

It is a self number, because there is not a number n which added to its sum of digits gives 140748424.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8679 + ... + 18889.

It is an arithmetic number, because the mean of its divisors is an integer number (16505145).

Almost surely, 2^140748424 is an apocalyptic number.

It is an amenable number.

140748424 is a deficient number, since it is larger than the sum of its proper divisors (123333896).

140748424 is a wasteful number, since it uses less digits than its factorization.

140748424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11940 (or 11936 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 34.

The square root of 140748424 is about 11863.7440970378. The cubic root of 140748424 is about 520.1730489142.

The spelling of 140748424 in words is "one hundred forty million, seven hundred forty-eight thousand, four hundred twenty-four".