140036734 has 8 divisors (see below), whose sum is σ = 216831168. Its totient is φ = 67759680.

The previous prime is 140036693. The next prime is 140036761. The reversal of 140036734 is 437630041.

140036734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×140036734² = 39220573738773512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1129267 + ... + 1129390.

It is an arithmetic number, because the mean of its divisors is an integer number (27103896).

Almost surely, 2^140036734 is an apocalyptic number.

140036734 is a deficient number, since it is larger than the sum of its proper divisors (76794434).

140036734 is a wasteful number, since it uses less digits than its factorization.

140036734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258690.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 140036734 is about 11833.7117592073. The cubic root of 140036734 is about 519.2948207561.

Adding to 140036734 its reverse (437630041), we get a palindrome (577666775).

The spelling of 140036734 in words is "one hundred forty million, thirty-six thousand, seven hundred thirty-four".