140552072 has 16 divisors (see below), whose sum is σ = 264295500. Its totient is φ = 70073280.

The previous prime is 140552051. The next prime is 140552077. The reversal of 140552072 is 270255041.

It can be written as a sum of positive squares in 2 ways, for example, as 137217796 + 3334276 = 11714^2 + 1826^2 .

It is not an unprimeable number, because it can be changed into a prime (140552077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22379 + ... + 27962.

Almost surely, 2^140552072 is an apocalyptic number.

It is an amenable number.

140552072 is a deficient number, since it is larger than the sum of its proper divisors (123743428).

140552072 is a wasteful number, since it uses less digits than its factorization.

140552072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50696 (or 50692 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 26.

The square root of 140552072 is about 11855.4659123967. The cubic root of 140552072 is about 519.9310460837.

The spelling of 140552072 in words is "one hundred forty million, five hundred fifty-two thousand, seventy-two".