140414225 has 24 divisors (see below), whose sum is σ = 202754880. Its totient is φ = 94461120.

The previous prime is 140414207. The next prime is 140414227. The reversal of 140414225 is 522414041.

It is a de Polignac number, because none of the positive numbers 2^k-140414225 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 140414225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140414227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1706 + ... + 16844.

It is an arithmetic number, because the mean of its divisors is an integer number (8448120).

Almost surely, 2^140414225 is an apocalyptic number.

It is an amenable number.

140414225 is a deficient number, since it is larger than the sum of its proper divisors (62340655).

140414225 is a wasteful number, since it uses less digits than its factorization.

140414225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15209 (or 15204 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 140414225 is about 11849.6508387378. The cubic root of 140414225 is about 519.7610156763.

Adding to 140414225 its reverse (522414041), we get a palindrome (662828266).

The spelling of 140414225 in words is "one hundred forty million, four hundred fourteen thousand, two hundred twenty-five".