140463732 has 24 divisors (see below), whose sum is σ = 344999200. Its totient is φ = 44356896.

The previous prime is 140463721. The next prime is 140463749. The reversal of 140463732 is 237364041.

It is a self number, because there is not a number n which added to its sum of digits gives 140463732.

It is a congruent number.

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, 307807 + ... + 308262.

Almost surely, 2^140463732 is an apocalyptic number.

140463732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140463732 is an abundant number, since it is smaller than the sum of its proper divisors (204535468).

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

140463732 is a wasteful number, since it uses less digits than its factorization.

140463732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616095 (or 616093 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 140463732 is about 11851.7396191445. The cubic root of 140463732 is about 519.8220939728.

The spelling of 140463732 in words is "one hundred forty million, four hundred sixty-three thousand, seven hundred thirty-two".