140752432 has 40 divisors (see below), whose sum is σ = 278888400. Its totient is φ = 68800512.

The previous prime is 140752429. The next prime is 140752441. The reversal of 140752432 is 234257041.

It is a super-2 number, since 2×140752432² = 39622494227829248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140752432.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137619 + ... + 138637.

It is an arithmetic number, because the mean of its divisors is an integer number (6972210).

Almost surely, 2^140752432 is an apocalyptic number.

It is an amenable number.

140752432 is a deficient number, since it is larger than the sum of its proper divisors (138135968).

140752432 is a wasteful number, since it uses less digits than its factorization.

140752432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213 (or 1207 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 140752432 is about 11863.9130138416. The cubic root of 140752432 is about 520.1779864089.

The spelling of 140752432 in words is "one hundred forty million, seven hundred fifty-two thousand, four hundred thirty-two".