140193536 has 36 divisors (see below), whose sum is σ = 319820592. Its totient is φ = 60082176.

The previous prime is 140193523. The next prime is 140193539. The reversal of 140193536 is 635391041.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140193539) by changing a digit.

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, 37325 + ... + 40908.

Almost surely, 2^140193536 is an apocalyptic number.

140193536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140193536 is an abundant number, since it is smaller than the sum of its proper divisors (179627056).

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

140193536 is an frugal number, since it uses more digits than its factorization.

140193536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78256 (or 78242 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 140193536 is about 11840.3351303922. The cubic root of 140193536 is about 519.4885701422.

The spelling of 140193536 in words is "one hundred forty million, one hundred ninety-three thousand, five hundred thirty-six".