4140740 has 12 divisors (see below), whose sum is σ = 8695596. Its totient is φ = 1656288.

The previous prime is 4140733. The next prime is 4140749. The reversal of 4140740 is 470414.

4140740 = 123² + 124² + ... + 242².

It can be written as a sum of positive squares in 2 ways, for example, as 515524 + 3625216 = 718^2 + 1904^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 207037 = 4140740 / (4 + 1 + 4 + 0 + 7 + 4 + 0).

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103499 + ... + 103538.

It is an arithmetic number, because the mean of its divisors is an integer number (724633).

Almost surely, 2^4140740 is an apocalyptic number.

It is an amenable number.

4140740 is an abundant number, since it is smaller than the sum of its proper divisors (4554856).

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

4140740 is a wasteful number, since it uses less digits than its factorization.

4140740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207046 (or 207044 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 4140740 is about 2034.8808318916. The cubic root of 4140740 is about 160.5804438181.

The spelling of 4140740 in words is "four million, one hundred forty thousand, seven hundred forty".