140260672 has 28 divisors (see below), whose sum is σ = 285123636. Its totient is φ = 68418560.

The previous prime is 140260663. The next prime is 140260691. The reversal of 140260672 is 276062041.

It can be written as a sum of positive squares in 2 ways, for example, as 39137536 + 101123136 = 6256^2 + 10056^2 .

It is a super-2 number, since 2×140260672² = 39346112219783168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140260672.

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, 24103 + ... + 29350.

It is an arithmetic number, because the mean of its divisors is an integer number (10182987).

Almost surely, 2^140260672 is an apocalyptic number.

It is an amenable number.

140260672 is an abundant number, since it is smaller than the sum of its proper divisors (144862964).

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

140260672 is an equidigital number, since it uses as much as digits as its factorization.

140260672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53506 (or 53496 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 140260672 is about 11843.1698459492. The cubic root of 140260672 is about 519.5714812852.

The spelling of 140260672 in words is "one hundred forty million, two hundred sixty thousand, six hundred seventy-two".