140529730 has 16 divisors (see below), whose sum is σ = 275949504. Its totient is φ = 51101680.

The previous prime is 140529721. The next prime is 140529761. The reversal of 140529730 is 37925041.

It is a junction number, because it is equal to n+sod(n) for n = 140529692 and 140529701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638662 + ... + 638881.

It is an arithmetic number, because the mean of its divisors is an integer number (17246844).

Almost surely, 2^140529730 is an apocalyptic number.

140529730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140529730 is a deficient number, since it is larger than the sum of its proper divisors (135419774).

140529730 is a wasteful number, since it uses less digits than its factorization.

140529730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277561.

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 140529730 is about 11854.5236091544. The cubic root of 140529730 is about 519.9034954048.

The spelling of 140529730 in words is "one hundred forty million, five hundred twenty-nine thousand, seven hundred thirty".